Processing Facility-2 at NASA's Kennedy Space Center is seen from the airlock on the mid-deck.

In Orbiter Processing Facility-2 at NASA's Kennedy Space Center in Florida, space shuttle Atlantis' payload bay is seen from the airlock on the mid-deck. Preparations to power down the shuttle for the last time are under way during Space Shuttle Program transition and retirement activities. Atlantis is being prepared for public display in 2013 at the Kennedy Space Center Visitor Complex. For more information, visit http://www.nasa.gov/shuttle. Photo credit: NASA/Jim Grossmann