Here we see one of the Russian cargo ships that delivers cargo to the International Space Station being loaded onto a railroad car for delivery to the launch site. Check out the railroad tracks on the green construction floor.

“Russia has been sending Progress robot freighters with cargo to the International Space Station for more than a decade – and to its Mir and Salyut space stations for decades prior to that,” writes Keith Cowing at OnOrbit.com “These photos show part of the process of preparing these cargo droids for their trip.”

Check out OnOrbit for more pics.