Wall of Endless Backflips

[youtube https://www.youtube.com/watch?v=ZOgqU2A908g&w=560&h=315%5D

Albert Einstein once said that the definition of insanity was doing the same thing over and over again and expecting different results.

Clearly all these drivers are insane, but that doesn't stop them and that's why we love them! Over and over again they attempt to conquer this impossibly steep wall, tumbling down head over heels when they don't make it, but the crowd cheers them on and that makes it all worthwhile.