This Is the Most Expensive Vehicle on the Planet

11:23 AM ET Mon, 12 Dec 2016
Jay Leno's Garage | "Space Age": Jay visit the Mars Yard, a simulated Martian landscape test bed, at NASA's Jet Propulsion Laboratory in California to get an up-close demonstration of the space agency's Mars Curiosity Rover, a $2.5 billion engineering effort. All-new Wednesdays 10P ET/PT