Footage From A U-2 Spy Plane, The Most Difficult Aircraft In The World To Fly, Will Take Your Breath Away
Because the planes are routinely flown at altitudes over 70,000 feet, the pilot has to wear a full pressure suit similar to those worn by astronauts.
February 5, 2018 at 07:27AM
via Digg http://ift.tt/2Ey66Bw 910550351
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