Using surveillance cameras, dashboards and mobile phones from around the world, the series uses science and mechanics to analyze car accidents, collapses and near-miss disasters.

Racing down a mountain while lying on a skateboard traveling at 75mph is bound to lead to some crushing situations; professional racer Darius Escander tells us what it feels to have a bone crunching collision with a wall.

Going hang gliding for the first time in your life can have some unexpected consequences; American tourist Chris Gursky tells us the terrifying experience of flying 2000ft above the Swiss Alps, hanging on by only one hand.

Trying to break the land speed record is difficult at the best of time, but on an overused, beat-up desert racecourse the result can be flipping brutal.

Hiking the Kaua Crater Trail on the Hawaiian Island of Oahu can lead to some slippery situations and, as beach volleyball player Heather Friesen tells us, survival can be all about falling the right way.