Endeavour's farewell tour

Spectators gather to watch the space shuttle Endeavour outside of Randy's Donuts as it waits to cross the 405 freeway in Inglewood, Calif., Friday, Oct. 12, 2012. Endeavour's 12-mile road trip kicked off shortly before midnight Thursday as it moved from its hanger at Los Angeles International Airport to the California Science Center.

Credit: AP Photo/Patrick T. Fallon