Series 3 Episode 2: Pedal-Powered Airship
Guy attempts to become the first person to cross the English Channel in a human-powered airship, pedalling a bike suspended from a helium-filled balloon as big as a bus
Series 2 Episode 1: Tandem
How far can Guy cycle during 24 hours of non-stop pedalling?
Series 2 Episode 1: Tandem
Series 2 Episode 2: Pike's Peak
Guy enters one of America's oldest races: the Pike's Peak International Hill Climb
Series 2 Episode 2: Pike's Peak
Series 2 Episode 3: Hovercraft
Guy tries to break the world speed record for a hovercraft
Series 2 Episode 3: Hovercraft
Series 2 Episode 4: Gravity Racer
Guy attempts to build and race the world's fastest soapbox racer
Series 2 Episode 4: Gravity Racer
Series 3 Episode 1: Transit Van
Guy takes his battered Transit van to the USA to enter the fastest road race on the planet
Series 3 Episode 1: Transit Van
All 4 Exclusive: Nevada Open Road Challenge
Full race footage as Guy takes on the Nevada Open Road Challenge in a battered Transit van
All 4 Exclusive: Nevada Open Road Challenge
Series 3 Episode 2: Pedal-Powered Airship
Can Guy become the first person to cross the English Channel in a human-powered airship?
Series 3 Episode 2: Pedal-Powered Airship
Series 3 Episode 3: World's Fastest Human-Powered Boat
Guy attempts to beat the speed record for a human-powered boat
Series 3 Episode 3: World's Fastest Human-Powered Boat
World's Fastest Motorbike
The inside story of Guy's attempt to break the motorcycle land speed record
World's Fastest Motorbike