June 4, 2013 • 1h
A futuristic array of luggage conveyors; a manned rover designed for exploration of other planets.
June 4, 2013 • 1h
Toughest work environments, including fighting fires, cleaning up waterways and repairing an Olympic venue.
June 11, 2013 • 1h
Grand Central Station in New York City; class four rapids; a port that ships out scrap metal.
June 11, 2013 • 1h
Gator wrestling; NASCAR pit crews; a Las Vegas show; the Goodyear Blimp.