Photo of the Day

Associated Press
Space Shuttle Endeavour mounted on NASA's Shuttle Carrier Aircraft, passes over the Golden Gate Bridge in San Francisco,  Friday, Sept. 21, 2012.  Endeavour is making a final trek across the country to the California Science Center in Los Angeles, where it will be permanently displayed.  (AP Photo/Marcio Jose Sanchez)

View gallery

500 photos

View Comments (1)