Season 7 poster

Season 7

8 episodes April 20, 2009

Episodes

1 Dallas Cowboys Stadium Apr 20, 2009 No ratings 2 CityCenter, Las Vegas Apr 21, 2009 No ratings 3 Hong Kong Bridge Apr 27, 2009 No ratings 4 Navy Amphibious Warship May 4, 2009 No ratings 5 Panama Canal May 11, 2009 No ratings 6 Peru Dam & Tunnel May 18, 2009 No ratings 7 Abu Dhabi Jun 1, 2009 No ratings 8 NASA Jun 26, 2009 No ratings