1
are recreational outdoor activities which use an inflatable raft to navigate a river or other body of water.
2
is the motorcycle sport of racing motorcycles.
3
is the sport of riding bicycles off-road, often over rough terrain.
4
is an activity in which participants climb up, down or across natural rock formations or artificial rock walls.
5
is a surface water sport that combines elements of surfing and sailing.
6
is the recreational and competitive adventure sport of flying paragliders.
7
is the sport of skiing downhill in a straight line at as high a speed as possible.
8
extreme gravity-powered activity that involves riding a street luge board down a paved road or course.
9
is a form of underwater diving that relies on breath-holding.
