Did you know that it's possible for a human to do a loop-the-loop on foot? Well, maybe not for just you average Joe, but it is for superhuman free-runner Damien Walters.
PepsiMax sponsored the daredevil's attempt, providing him with a human-sized loop the loop in an abandoned warehouse. After working the math out — he needed to be going 8.6 mph at the top — Walters got to work on being the first man to defy gravity in a loop.
Image: http://mashable.com
To read the original article: Man Runs a Loop-the-Loop For the First Time Ever
