http://www.nasa.gov/images/content/180842m...D11-0237-18.jpg
photo Caption Nasa Website:
For the first time ever, NASA's Shuttle Carrier Aircraft 905 (front) and 911 (rear) were captured by photographer Carla Thomas as they flew in formation over the Rio Tinto Borax mine west of Boron, Calif., in the Edwards Air Force Base test range. NASA 905 was on a functional check flight after undergoing maintenance, while NASA 911 was aloft on a flight crew proficiency flight. Image credit: NASA/Carla Thomas
