An Instagram user as produced a nice reminder for skateboarders - always look both ways before the skate on the road. Source: Instagram / @jakebraun_

A video of a snowboarder being chased by a bear down the slope in Japan has divided internet opinion. Source: YouTube / Kelly Murphy

Source: Instagram / Lewis Hamilton

Victor De Le Rue having the best time of his life in Alaska, as seen in 'Alive and Kicking".

France’s best highliners attempt one of the craziest lines ever in the Pyrenees Mountains. From the epic climbing film “De Fil En Aiguilles’.

Having fun in Japan isn't only about the perfect powder! From the snow film 'Gum'.

Jon Peot and Matt Philippi navigating down a couloir in Crested Butte, Colorado. From the film 'Because'.

Warning: Content may disturb. Sarah Walker’s injury curse continued this week with a broken arm suffered in training. But it is the horrific crash she suffered in 2014 that still troubles the Olympic star.

Ever wondered what it feels like to fall the equivalent of the height of a four storey building and live to tell the tale?

Another awesome compilation of insane wipeouts from "Raw The Movie".

Snowmobile crash compilation from "Crusty 11 Chaotic Chronicles".

Mountain bike double backflip crash featured in "Hawaiian Xtreme Sports TV".

Surfing the artificial wave created by a passing passenger boat in the surf film "Gasoline".

Insane footage from "Teahupo'o Raw and Uncut".

Late Andreas Fransson and Xavier De Le Rue ski down the north face of the Aiguille de Plan in Chamonix.

An epic surfing compilation from the movie "The Essence of Surfing".

Amazing 16mm footage of Byron Bay and the Gold Coast in surf film "Under The Sun".

Epic desert stack session with legendary "Bender" in the classic moto film "Crusty Demons of Dirt: Volume 7"

History of one the world's toughest races, the Mount Baker Marathon.

Richard Permin shredding up the slopes in ski film "Made in France".

Warning: Strong language. Chris Fuschlberger gets caught in an avalanche in snow film "The List".

Footage of pro skateboarder Ryan Sheckler at 15 years old in "Almost Round Three".