Endeavour's final flight The space shuttle Endeavour, carried atop NASA's 747 Shuttle Carrier Aircraft, flies past Candlestick Park in San Francisco, Calif., on Friday, Sept. 20, 2012. The retired shuttle was making a cross-county farewell flight with several low-altitude flyovers on its journey from the Kennedy Space Center in Florida to its final destination at the California Science Center in Los Angeles. (Anda Chu/Staff)
Space shuttle Endeavour, atop its Shuttle Carrier Aircraft, takes off on NASAs last-ever ferry flight from the Kennedy Space Center in Florida on Sept. 19, 2012. Endeavour is headed for Los Angeles, Calif., to be put on public display at the California Science Center.