The Space Shuttle Atlantis atop the Shuttle Ca...
The Space Shuttle Atlantis atop the Shuttle Carrier Aircraft (SCA) returns to the Kennedy Space Center after a ten month refurbishment. (Photo credit: Wikipedia)

 

How NASA Moves Space Shuttles: The Ultimate Piggyback Ride – Yahoo! News
http://news.yahoo.com/nasa-moves-space-shuttles-ultimate-piggyback-ride-132802597.html
NASA’s space shuttles are gearing up to make their final voyages — this time flying piggyback a special Boeing 747 jet on the way to museum retire… More