full screendownload
The legendary Boeing B-52 is a real stratospheric fortress
Jumping into the stratosphere. Felix Baumgartner
The stratosphere with the sun and stars
Photos of islands from the stratosphere. Moon and meteors
Peter and Paul Fortress and ice in winter
Pirates Update in Tim Fortress 2
Four-engine bomber Boing B-17 alias - flying fortress
Photo of the b-17 "Flying Fortress" in the sky
Heavy Bomber Flying Fortress
Art of team fortress 2 participants
A sailboat sailing along the fortress to the sun
Thunderclouds over the high fortress