Tackling the Huayhuash mountain range in Peru is no picnic. Think peaks over 5,000m, rocky couloirs and torrential rainstorms.

Anyone who's seen survival filmĀ Touching The Void, will know just how gnarly this range can be.

Three friends decided to circumnavigate Huayhuash on their mountain bikes. The result is this spectacularly shot mini documentary, with epic scenery and some of the world's best singletracks. But it's not without its hazards...