Season 6
Episodes
1 Miami Super Stadium Jan 13, 2009 
2 Soviet Doomsday Sub Mar 8, 2009 3 Grand Canyon Skywalk Mar 3, 2009 4 Train Wreck Mar 24, 2009 5 Train Wreck Mar 24, 2009 6 Electric Ocean Mar 31, 2009 7 Extreme Helicopter Jun 16, 2009 
8 Icebreaker Jun 23, 2009 9 Super Sky Tram Dec 27, 2009 10 John Deere Sep 3, 2009 11 Skyscraper Oct 1, 2009 12 The World's Tallest TV Tower Dec 10, 2009 13 Super Sky Tram Dec 27, 2009 17 Megabridges Greece Aug 27, 2009 18 John Deere Sep 3, 2009 19 Skyscraper Oct 1, 2009 20 The World's Tallest TV Tower Dec 10, 2009 23 Rocket Launch Demolition Aug 19, 2009
2 Soviet Doomsday Sub Mar 8, 2009 3 Grand Canyon Skywalk Mar 3, 2009 4 Train Wreck Mar 24, 2009 5 Train Wreck Mar 24, 2009 6 Electric Ocean Mar 31, 2009 7 Extreme Helicopter Jun 16, 2009 8 Icebreaker Jun 23, 2009 9 Super Sky Tram Dec 27, 2009 10 John Deere Sep 3, 2009 11 Skyscraper Oct 1, 2009 12 The World's Tallest TV Tower Dec 10, 2009 13 Super Sky Tram Dec 27, 2009 17 Megabridges Greece Aug 27, 2009 18 John Deere Sep 3, 2009 19 Skyscraper Oct 1, 2009 20 The World's Tallest TV Tower Dec 10, 2009 23 Rocket Launch Demolition Aug 19, 2009