George Carey uncovers the mystery behind the massive explosion that shook Tunguska, Siberia in 1908, which has been variously attributed to a meteorite and a crashed UFO.
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On TV
First Shown
| Date | Time | Channel |
|---|---|---|
| Tuesday 16 June 2009 | More 4 |
Last Shown
| Date | Time | Channel |
|---|---|---|
| Tuesday 16 June 2009 | 10PM | More4 |
