Extreme Engineering — Season 6, episode 9 watch online

Episodes — Season 6

1. 1 Episode 1 «Coaster Build Off» November 20, 2007
2. 2 Episode 2 «Battle Machines» November 13, 2007
3. 3 Episode 3 «World's Tallest Skyscraper» November 6, 2007
4. 4 Episode 4 «Building a Destroyer» October 16, 2007
5. 5 Episode 5 «Boot Camp» October 30, 2007
6. 6 Episode 6 «Fault Zone Tunnel» October 23, 2007
7. 7 Episode 7 «Hurricane Proof Homes» November 27, 2007
8. 8 Episode 8 «Floating City» September 4, 2007
9. 9 Episode 9 «Biggest Casino» September 11, 2007
10. 10 Episode 10 «High Risk Tower» September 18, 2007
11. 11 Episode 11 «Turbo-Charged Boats» September 25, 2007
12. 12 Episode 12 «Mountain of Steel» October 3, 2007
13. 13 Episode 13 «Deepest Tunnel» October 10, 2007
14. 14 Episode 14 «Major League Stadium» October 17, 2007