If you don't like heights, don't press play.
This is the utterly astounding and vertigo-inducing, first-person footage of Felix Baumgartner's ground(air?)-breaking jump from the edge of space last year.
All nine minutes of it.
It's part of a Red Bull documentary about the feat and gives an impression of just what a brutal experience it must have been - check out the spins around the one minute mark.