Extreme Snowboarding Alaska

This is the heart-in-mouth moment three daredevil snowboards d-ICE with death – and become the first people in the world to conquer VERTICAL slope. The adrenaline junkies – John Jackson, Travis Rice and Mark Landvik – hurtled down the peak in the 3,000ft Tordrillo Mountains, in Alaska, in a matter of seconds. Risking the prospect of sparking deadly avalanches through their rapid 80mph movements, the brave trio zig-zagged their way down the 50 degree angle.

This is the heart-in-mouth moment three daredevil snowboards d-ICE with death - and become the first people in the world to conquer VERTICAL slope. The adrenaline junkies - John Jackson, Travis Rice and Mark Landvik - hurtled down the peak in the 3,000ft Tordrillo Mountains, in Alaska, in a matter of seconds. Risking the prospect of sparking deadly avalanches through their rapid 80mph movements, the brave trio zig-zagged their way down the 50 degree angle.

This is the heart-in-mouth moment three daredevil snowboards d-ICE with death - and become the first people in the world to conquer VERTICAL slope. The adrenaline junkies - John Jackson, Travis Rice and Mark Landvik - hurtled down the peak in the 3,000ft Tordrillo Mountains, in Alaska, in a matter of seconds. Risking the prospect of sparking deadly avalanches through their rapid 80mph movements, the brave trio zig-zagged their way down the 50 degree angle.

This is the heart-in-mouth moment three daredevil snowboards d-ICE with death - and become the first people in the world to conquer VERTICAL slope. The adrenaline junkies - John Jackson, Travis Rice and Mark Landvik - hurtled down the peak in the 3,000ft Tordrillo Mountains, in Alaska, in a matter of seconds. Risking the prospect of sparking deadly avalanches through their rapid 80mph movements, the brave trio zig-zagged their way down the 50 degree angle.

This is the heart-in-mouth moment three daredevil snowboards d-ICE with death - and become the first people in the world to conquer VERTICAL slope. The adrenaline junkies - John Jackson, Travis Rice and Mark Landvik - hurtled down the peak in the 3,000ft Tordrillo Mountains, in Alaska, in a matter of seconds. Risking the prospect of sparking deadly avalanches through their rapid 80mph movements, the brave trio zig-zagged their way down the 50 degree angle.