SAS: Who Dares Wins
This five day, non-stop adventure race sees teams of four tested to the limits 600km across Ireland, including mountain ascents, sea kayaking, massive cycle stages, caving and coasteering
Popular and challenging triathlon across the Isle of Anglesey in North Wales, with 1000 athletes taking on a sea swim and a run across the dunes and rocky beaches of Newborough Forest
Competitors swim through the stunning lake at Plas y Brenin, in the shadow of north Wales's beautiful mountains, before taking to the same mountains for a 60km bike race and off-road run
Caribbean island Aruba is the latest addition to the Challenge calendar, and should attract a top field of elite athletes to its crystal clear waters, rolling hills and white beaches
Attracting one of the strongest elite fields of the year, this race is fiercely contested due to its flat, fast course. Katharine Merry presents, with commentary from Patrick Winterton.
Elite runners and celebrities are among the 10,000 competitors racing around York's flat, fast marathon course
Trentham Gardens provides the stunning venue for a weekend of triathlon celebrating Stoke on Trent's position as European City of Sport for 2016
Thousands of triathletes - including some of the world's leading pros, and Welsh rugby legends Shane Williams, Ryan Jones and Ian Gough - swim, ride and run through stunning Pembrokeshire
Almost 2000 triathletes from around the world swim and ride through the stunning Basque Country and run through the heart of historic Vitoria, in one of Spain's biggest triathlons
Stage race-style tri that takes place over three consecutive days incorporating the Wales Swim, the Wales Sportive and the Wales Marathon all in the Pembrokeshire Coastal National Park
A 170km run that takes in 13,500 metres of climbing in just two days, through the Sorteny Valley National Park and the Madriu-Perafita-Claror Valley, an area with world heritage status
The opening round of Britain's biggest urban obstacle race takes place at Wembley Stadium. Thousands face mud, tunnels, dizzying climbs, slides and heart-stopping leaps.
Joe Tidy and Annie Emmerson present highlights from Nottingham's iron-distance race as over 1000 athletes of all abilities strive to complete the course and call themselves Outlaw
Jason Bradbury presents highlights as some of Britain's medal contenders for the Paralympics, including Lauren Steadman and Dave Hill, take on their final race before heading to Rio
The streets of the capital provide an iconic backdrop to the action as thousands gather to compete in the world's biggest triathlon. The elite race features World No 2, GB's Jody Stimpson.
The event that boasts one of the fastest courses on the circuit in and around Cardiff Bay, as the elite race alongside enthusiasts and celebrities such as rugby legend Shane Williams
The inaugural Swansea Triathlon offers a sprint distance race for elite and age-group athletes, including rugby legend Shane Williams. Aly Vance presents, commentary from Patrick Winterton.
Coverage of the 97km race from Tenerife's coast to the summit of Teide - Spain's highest mountain - and back down to the coast: one of trail running's ultimate challenges
World Championship qualifying event with 2000 athletes taking on a 1.2 mile swim, 56 mile bike ride and 13.1 mile run in and around the historic Shugborough Estate
Enthusiasts and celebrities, including Mel C and Alistair Campbell, take on the iconic course alongside an elite race that includes Alastair Brownlee and European champion India Lee
La Palma is the venue for this 83km ultramarathon, with over 1000 international runners taking on a total of 8500 metres of ascent on the island's spectacular volcanic landscape
Cardiff hosts a spectacular festival of cycling as thousands of riders take part in a mass-ride alongside an elite race. Tough climbs and a city centre finish are the order of the day.
This tough, thrilling 179km race from Rutland to Melton is reminiscent of the Monuments, attracting top pro teams from home and abroad with its blend of wide roads and dicey farm tracks
Thousands of elites and enthusiasts take on the iron-distance course through New Zealand's Southern Alps, with storm conditions making the world's most scenic triathlon even tougher
Katherine Merry presents the UK's flattest, fastest and friendliest marathon, first run in 1908, as thousands of runners aim for the finish at the iconic Emirates Old Trafford Cricket Ground
A thousand international athletes take on 100km of trail from Rotorua to Kawerau in New Zealand. The spectacular course takes them through some breath-taking scenery.
Seven day mountain bike stage race across New Zealand's Southern Alps, linking together over 500km of spectacular trails and challenging single-track in a stunning part of the world
Highlights of the 97km race that climbs from the Atlantic coast to the summit of Teide, Spain's highest mountain. Starting at midnight, runners have 23 hours to complete the epic journey.
Dean Macey is one of the thousands racing the 10km obstacle course designed to test their endurance, and sense of humour, with mud, ice, tunnels and even a pitch-dark London storm drain
This North Wales winter tri is not for the faint hearted - with a bracing swim in Plas y Brenin's lake, a 69km bike across mountain passes, and a run along the craggy slopes of Moel Siabod
Part of the Challenge Triathlon series, a 1.9km swim off Playa Toro, 90km bike on the spectacular switchbacks of the Serra de Tramuntana before a run through the historic city of Paguera
A raft of riverbank romps ensues as competitors flock to historic Stockton to take on a variety of obstacles in and around the River Tees, before walking the plank off Captain Cook's ship
A freezing loch swim; a bike across the gruelling roads of the Scottish Highlands; a run up and down Britain's highest mountain - only true Bravehearts need apply
Kevin Harris and Katharine Merry present this popular event from the historic walled city of York, attracting elite runners and celebrities to its flat and fast course
The final event in the Castle Triathlon Series takes place at Hever Castle in Kent, incorporating elite competition and the world's largest children's triathlon
Snowdonia hosts the 2015 World Mountain Running Championships, where fitness, bravery, speed and agility are all put to the test in this elite international competition
Iron-distance event, starting with a swim in the waters of Weymouth Bay, the 112 mile bike course takes in the Dorset countryside before a four lap marathon run in Weymouth town centre
Para Tri gives the UK's 12 million disabled people an opportunity to come together, compete and have fun on a dedicated playing field at Dorney Lake, Windsor. Danny Crates and Rob Walker call it.
Nottingham is the venue for this popular and competitive iron-distance triathlon, as 1000 athletes strive to earn the title 'Outlaw' in the world's toughest one day endurance race
The stunning Pembrokeshire coast is the setting for this triathlon, which is made up of three events over three days - the Wales Swim, the Wales Sportive and the Wales Marathon
This brand new event features one of the fastest courses on the circuit and takes place around the iconic Cardiff Bay, with the start and finish outside the stunning Millennium Centre
Thirteen thousand triathletes, with elites and celebrities from sport and entertainment, gather for the world's largest triathlon, with the landmarks of London providing an iconic backdrop
Racing past the iconic sights of the city, Tri Liverpool hosts the second round of the British Triathlon Super Series, the country's premier elite competition
Two thousand athletes amass to take on the most prestigious long course triathlon in the UK, and a crucial qualifier for the Ironman World Championships in Kona
This unique triathlon begins with a swim in the River Dee, before taking riders out to the Welsh countryside on the bike, and returning for the run in the ancient city centre
Jenni Falconer has coverage of Britain's second biggest triathlon, as thousands of elites, enthusiasts and celebrities enjoy the course set in the grounds of Winston Churchill's birthplace
World champion Javier Gomez and chef Gordon Ramsay are among the competitors in this inaugural Ironman in Staffordshire - with a 1.2 mile swim, 56 mile bike ride and half-marathon run
Athletes assemble in north Wales for one of the calendar's most challenging triathlons, across stunning Snowdonian mountain scenery and the historic slate quarries of Llanberis
La Palma is the venue for this 83km ultra marathon, with over 1000 international runners taking on a total of 8500 metres of ascent on the island's spectacular volcanic landscape
This 100km trail race from Rotorua to Kawerau in New Zealand is part of the Ultra-Trail World Tour, an 11 race series of ultra-marathons that attracts the elite of off-road runners
The world's most scenic ultra-triathlon celebrates its tenth anniversary, as Dylan McNeice fends off a competitive men's field and Gina Crawford aims to regain the title she lost last year
Some of the world's best triathletes assemble for Challenge Dubai, in the first race of the Triple Crown Series, which sees $1 million go to the man and woman who wins all three events
With 16,000 runners taking part, and streets lined with supporters, the Brighton Marathon Weekend brings world-class competition and a party atmosphere to the vibrant seaside resort
In this extreme multi-sports adventure, 36 teams race from the north to the south of Wales over spectacular climbs, through underground caves and even down the world's fastest zip-wire
The world's biggest single-day adventure race sees athletes visit Killarney in Ireland to take on the stunning peaks, spectacular mountain roads and crystal clear lakes of County Kerry
One of the world's most popular adventure series returns to London, as 12,000 competitors gather in Wembley Stadium to face a 10km course full of surprises
A sea swim off the Isle of Anglesey and a run along the dunes and rocky beaches of Newborough Forest provides just some of the challenge for 1000 athletes in this tough event
After a bracing swim in the lake at Plas y Brenin in north Wales, the competitors face a 69km bike ride on some steep passes, finishing with triathlon's only mountain run on Moel Siabod
One of the toughest triathlons on the UK calendar, this multi-terrain event takes place on the Isle of Anglesey in north Wales, where over 1000 athletes tackle a sea swim and sand dune run
The River Rat Race urban adventure series returns to the River Tees in north-east England, where the competitors splash their way round a 10km course of specially constructed obstacles
This off-road marathon takes place at the stunning West Wycombe Park in Buckinghamshire. The event attracts all abilities, from elites to those in search of tough trail-running challenges.
After a phenomenal debut year in 2013, this popular and picturesque event returns to the walled city of York. Presenters: Rob Walker and Katharine Merry; Commentary: Patrick Winterton.
The final event in the Castle Triathlon Series takes place at Hever Castle in Kent. The weekend's action ranges from elite competition through to the world's largest children's triathlon.
The flat, fast course of Britain's second biggest half marathon attracts the elite, celebrities and fun-runners alike. Presented by Frances Donovan, Christian Malcolm and Lowri Morgan.
A second chance for athletes to compete on British soil for a place at the World Championships in Kona takes place within the stunning scenery of Pembrokeshire
The final of the action-packed Street Velodrome series takes place at Broadgate in the city of London, with four teams and the fastest riders racing head to head for the title
In the thrilling arena of the world's only pop-up velodrome, pro and amateur cyclists compete head to head in knockout pursuit races lasting less than a minute
Yorkshire's the venue for this round, on a course that takes in the stunning sights of Castle Howard's house and gardens, previously used for the TV series Brideshead Revisited.
Nottingham hosts this popular long distance triathlon as over 1000 athletes attempt to finish the 2.4 mile swim, 112 mile bike and 26.2 mile run within 17 hours, earning the title 'Outlaw'
Tri Liverpool hosts the British Triathlon Championships and finale of the British Triathlon Super Series as leading female triathletes take on world number one Gwen Jorgensen in a sprint distance race
The stunning Pembrokeshire coast is the setting for this triathlon which is made up of three events across three days: the Huub Wales Swim, the Tredz Wales Sportive and the Newton Wales Marathon
Jenni Falconer and Annie Emmerson present the world's largest triathlon in which 13,000 competitors, including celebrities from entertainment and sport, enjoy a weekend of competition
All the drama of the UK's toughest triathlon on one of the most challenging Ironman courses in the world and a UK qualifier for the World Championships in Kona, Hawaii
North Wales is the venue for this multi-terrain triathlon, the first of three events in the Always Aim Tri series which covers the slopes of Snowdon and the slate quarries of Llanberis
Britain's oldest major triathlon takes place in the shadow of Windsor Castle and Eton College. Presented by Rob Walker and Annie Emmerson, with commentary from Patrick Winterton.
The first major triathlon of the season takes place in Oxfordshire, with thousands of elites, enthusiasts and celebrities enjoying the scenic Blenheim Palace course
This 100km endurance running event is part of the Ultra Trail World Tour and takes place around the stunning native forests of Rotorua on New Zealand's North Island
The island of La Palma is the setting for this tough and spectacular ultra-marathon, with thousands of runners taking on an 83 kilometre course that includes 4500 metres of ascent on volcanoes
Paula Radcliffe fires the starting gun of the fourth Brighton Marathon, with 10,000 competitors, including world-class competition and a party atmosphere
Power and technique face the ultimate test in this new cycling concept. Riders compete in knockout pursuit races lasting less than a minute, all taking place on the world's only portable velodrome.
Highlights of the tenth anniversary of F1 star Mark Webber's five-day multisport race through the stunning beauty and epic challenge of Tasmania, Australia's island state
Over 2000 athletes test their bodies and minds against triathlon's ultimate distance in the first major long course event of the year, in New Zealand's spectacular Southern Alps
Battersea Power Station provides the venue as 12,000 competitors face a 10km course full of obstacles and surprises to test their endurance and sense of humour to the limit
After a bracing swim in the lake at Plas y Brenin, and a 69km bike ride that takes in several mountain passes, this triathlon ends with a mountain run on the steep slopes of Moel Siabod.
This multi-terrain event takes place on the Isle of Anglesey in Wales, with 750 athletes taking on a course that includes a sea swim and a run on the dunes and rocky beaches of Newborough Forest
The inaugural York marathon. Presented by Rob Walker, Charlie Webster and Dean Macey, with commentary by Patrick Winterton.
Racing on foot, bike and kayak, 2000 competitors take on the dramatic and remote terrain of Ireland, facing some of the toughest bike climbs and most stunning mountain scenery in the country.
19,000 runners take to the streets for one of Britain's most prestigious running events, with elite runners contesting the British Half Marathon Championships on the flat and fast course
The River Rat Race returns to Stockton on Tees as 1000 competitors dash and splash around a 10km course that takes them in and out of the historic river. Presented by Rebecca Morris.
The final event in the Markel Castle Triathlon series takes place at Hever Castle in Kent, and features elite competition and the world's largest children's triathlon
The UK round of the world's premier offroad triathlon series. Elite competitors gather in Surrey to compete for the prize purse and qualification to the XTERRA World Championship in Hawaii.
Over 1000 athletes travel to Nottingham for this popular long-distance triathlon, striving to earn the title of 'Outlaws' in the world's toughest one-day endurance event
The stunning Pembrokeshire coast is the setting for this triathlon which is made up of three events in three days - the Wales Swim, the Wales Sportive and the Wales Marathon
Highlights from the very best endurance races around the world
The fourth IAU World Trail Running Championships, held in North Wales, sees teams from around the world tackle a demanding 77km course along the forest trails and mountainside of Conwy Valley
The historic city of Liverpool hosts a festival of triathlon where elite, paratriathlon and age-group athletes compete for British Championship medals
North Wales is the venue for this demanding, multi-terrain triathlon, with 1000 athletes facing a course that includes gruelling climbs, high-speed descents and stunning mountain scenery
Over 5000 competitors take on 20 miles of mud and mayhem at the world's biggest assault course, set in the magnificent grounds of Burghley Estate in Lincolnshire
Elite world champions, celebrities and enthusiasts start Britain's oldest major triathlon swimming in the River Thames, before taking to Berkshire's roads for the bike and running phases.
The first major triathlon of the season takes place in Oxfordshire, with thousands of elites, enthusiasts and celebrities enjoying the scenic Blenheim Palace course. Presented by Rob Walker.
La Palma in the Canaries is the venue for this 83km ultra marathon run, with over 1000 international competitors taking on a total of 8500m of ascent on the island's spectacular volcanic landscape
In the seaside resort of Southport, competitors race over 32 man-made obstacles on a 14-mile course that includes freezing waters, sands, mudflats, a Victorian pier and a Hall of Mirrors
With 10,000 competitors expected, this unique marathon brings world-class competition and a party atmosphere to vibrant seaside resort Brighton. Presented by Rob Walker, Dean Macey and Phoebe Thomas.
Lake Wanaka in New Zealand provides the setting for the first Iron Distance event in the 2013 calendar. It's arguably the most scenic long-course triathlon in the world.
Formula 1 star Mark Webber takes on the world's best adventure racers in this five-day multisport race in Tasmania, Australia's island state
This documentary follows triathlete Mark Bayliss as he attempts a new world record for the Arch to Arc Triathlon. The event involves an 87-mile run to Dover, a Channel swim and a 181-mile bike ride.
Dean Macey presents the action as the Survival series returns to the capital as 7000 competitors face a 10km course full of obstacles and surprises that will test them to the limit
Britain's Lizzy Hawker attempts to win her fifth title at this ultra-distance mountain race, which tours the Mont Blanc massif on a 104-mile course
The tenth anniversary of one of Britain's most important running events follows 15,000 competitors on the streets of the Welsh capital. The elite runners are drawn to the flat, fast course.
This multi-terrain triathlon event takes place on the isle of Anglesey in North Wales, with 750 athletes taking on a scenic course that includes a sea swim and a beach run.
Dean Macey presents coverage of the Rat Race Urban Adventure series, as it hits the River Tees. Competitors dash and splash around a 10km course that takes them in and out of the river.
Celebrity competitors from the worlds of sport and entertainment join 14,000 others at the world's biggest triathlon, which is the final round of this year's British Triathlon Super Series.
A behind-the-scenes look at the training methods of the medal-winning Brownlee brothers, focusing on their development as athletes since childhood, and their Olympic journey
Graham Bell presents the penultimate round of the British Triathlon Super Series in Scotland, the GE Strathclyde Park Triathlon
Mind, body and team spirit are put to gruelling test in the ruggedly scenic setting of the Dartmoor National Park. The teams traverse the course on foot and by mountain bike (and more).
Nottingham is the venue for this popular and competitive iron-distance event. Over 1000 athletes strive to earn the title of 'Outlaw' in the world's toughest one-day endurance event.
The historic city of Stirling in Scotland is the venue for this Intelligent Sport event, which combines adventure racing with mental challenges.
This second programme from Canary Wharf concentrates on the action from the men's events. The elite triathletes race through London's business district over the Super Sprint distance.
London's Canary Wharf business district hosts this Super Sprint knockout triathlon, where thousands cheer on the world's leading triathletes. This edition looks at the women's races.
Britain's oldest major triathlon takes place in the shadow of the Queen's palace and begins with a swim in the river Thames. Elite world champions and celebs are among those taking part.
The opening round of the British Triathlon Super Series takes place at the majestic Blenheim Palace in Oxfordshire, with Britain's Olympians, as well as several celebrities, taking part.
Part of the Skyrunner World Series, this ultra marathon takes place in the Canary Islands. Over 500 competitors, including world champion runners, climb 8500m from the sea to the sky.
One of the UK's newest and toughest triathlons... 750 competitors travel to Llanberis in North Wales for a multi-terrain course that's both gruelling and scenic.
A five-day, multi-discipline event taking in over 350km of Tasmania's stunning scenery. Forty-four teams mountain bike, kayak, run and climb over challenging courses each day.
Teams of four race non-stop on land and water in the adidas TERREX Adventure Race, which takes place over five days, on a course that's designed to show off the beauty of the Scottish Highlands
Dean Macey presents as 11,000 men and women take on action-packed 10-kilometre obstacle races in Nottingham and at London's Battersea Power Station.
Jason Mohammad and Iwan Thomas present as 15,000 competitors, including elite and celebrity runners, gather in the Welsh capital for one of the UK's most spectacular half marathons.
The pressure builds in the concluding episode, as the competitors pass the half-way point of the four-day race from the east to the west coast of England.
Competitors, including Olympic rowing champion James Cracknell, battle it out in a four-day race that takes them from the west to the east coast of England - on foot, by bike and in kayaks.
Elite international athletes compete for three running titles in North Wales: a 24-hour race, a high-speed mountain event and a 55km trail running race.
The Rat Race urban adventure series comes to the historic River Tees as 1000 competitors run, jump, splash, climb and kayak around a 10km course at Stockton-on-Tees.
One-thousand-five-hundred competitors take part in the inaugural Ironman Wales, starting in Tenby with a sea swim. The bike and run phases take in the natural beauty of Pembrokeshire.
Two thousand triathletes take part in Ireland's first Ironman event. The swim is in the clear, choppy waters of Galway Bay before moving on to scenic-but-tough bike and run courses.
One thousand competitors take on a 10km obstacle race, both alongside and in the historic River Clyde.
The 2011 world trail running championships take place amid the natural beauty of Ireland's Connemara region, and feature 70km of mountains, rocky trails and slippery bogs.
One thousand four hundred competitors travel to Bolton, where the fastest athletes will qualify for the Ironman World Championships in Kona, Hawaii.
Celebrities, including Stacey Solomon and Mel C, join Richard Branson and 14,000 others at the world's biggest triathlon. The elite races make up the final rounds of the 2011 Super Series.
Eighty-five teams race across Exmoor National Park, on a course that's designed to test brainpower, teamwork and physical fitness at the 2011 Intelligent Sport UK Challenge.
Action from the men's races as the elite triathletes race through London's business district over the Super Sprint distance - the most fast and furious version of the sport.
Triathlon comes to London's business district. The exciting Super-Sprint Eliminator race format sees top-class international women challenging the British Triathlon Super Series leaders.
A first-class field of pro athletes battle for victory in the first Ironman triathlon of the UK's 2011 season, taking place in and around the stunning setting of Wimbleball Lake on Exmoor.
Tim Don faces strong competition in Round 3 of the British Triathlon Super Series. He's just one of 2500 people taking on Britain's most historic triathlon on its 21st anniversary.
Tim Don is out to defend his lead in round two of the 2011 British Triathlon Super Series, which takes place against the majestic baroque backdrop of Blenheim Palace in Oxfordshire.
Rob Walker presents the action-packed opening round of the 2011 British Triathlon Super Series from Strathclyde Country Park in Lanarkshire, Scotland.
A round-up of the action from the ITU Triathlon World Cup series from South Korea and Mexico.
...World Championship Series Review Show. A round-up of all the action from the seven round series.
...World Championship Series Magazine. A recap of the Budapest Grand Final event, with race footage, exclusive interviews and special features, as the series reaches its conclusion.
...Championships Magazine. A recap of the ITU Triathlon Sprint and World Team Championships from Lausanne, Switzerland.
A round-up of the action from the ITU Triathlon World Cup series from Tiszaujvaros, Hungary and Holten, Holland.
...World Championship Series Magazine. A recap of the Kitzbuhel event, as the world's best triathletes compete in round six of the seven round series.
...World Championship Series Magazine. A fast-paced recap of the London event, round five of the seven-race series, which tested the 2012 Olympic circuit in Hyde Park.