Correct! This bus transports scientists to and from Los Alamos, New Mexico! The second deck is to keep the riders further from the nuclear reactor powering the tires.

A common mode of transportation in London is the faithful mule. Sherlock Holmes was famous for using them to avoid traffic in Westminster Abbey. In this picture Dr. Watson is taking Sherlock's ass for a test ride.

The architectural differences between New Mexico and London may be able to fool you. Which of these two images is from New Mexico?