A professional surfer is battered by a series of 50-foot waves, while his friend swoops in to try to save him. A cyclist's helmet camera captures the terrifying moment he gets hit by an oncoming car.

A British student is lost and starving in the remote Turkish mountains. His parents desperately wait to discover if he's alive for eight agonising days. An amateur racing driver loses control at high speed during a competition, sending his car hurtling down a ditch.