The Space Shuttle Endeavour receives post-flight servicing in the Mate-Demate Device (MDD) at NASA's Dryden Flight Research Center, Edwards, California

The Space Shuttle Endeavour receives post-flight servicing in the Mate-Demate Device (MDD), following its landing at NASA's Dryden Flight Research Center, Edwards, California, May 1, 2001.
Once servicing was complete, one of NASA's two 747 Shuttle Carrier Aircraft, No. 905, was readied to ferry Endeavour back to the Kennedy Space Center, FL.