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Explore underwater worlds and marine life at various depths using scuba gear.

Leap from a fixed object and deploy a parachute close to the ground.

Fly by harnessing into a fabric wing inflated by wind.

Access remote mountain terrain via a helicopter for downhill skiing.

Overland journey to observe wildlife in their natural habitat.

Travel over snow on skis, often as a sport or for recreation.

Ride on the forward or deep face of a moving wave on a surfboard.

Navigate through canyons using a variety of techniques including walking, scrambling, climbing, jumping, abseiling, and swimming.

Bathing in a pool of mud from a volcanic area, believed to have therapeutic properties.

Ride bicycles off-road, often over rough terrain using specially designed mountain bikes.

Glide along a cable or rope, attached to a moving harness or seat.

Paddle a small, narrow watercraft propelled by means of a double-bladed paddle.

Ascend inclined ice formations with the help of ice axes and crampons.

Jump from a high structure while connected to a large elastic cord.

Descend a snow-covered slope using a board attached to rider's feet.

Explore underground caves and cavern systems.

Fly with a hang glider, a non-motorized flexible-wing aircraft.

Ride or travel on horseback for sport or recreation.

Ascend natural or artificial rock formations to reach a summit.

Free-fall from an airplane before deploying a parachute.

Navigate a river's rapids and flow in an inflatable raft.

Catch fish that live in the deepest parts of the ocean.

Fly in a basket suspended from a large balloon filled with heated air.

Observe whales and other cetaceans in their natural habitat.

Combines elements of surfing and sailing on a windsurf board using a movable mast.

Combine aspects of wakeboarding, snowboarding, windsurfing, surfing, paragliding, and sailing into one sport.

Hike across glaciers using special equipment like crampons and ice axes.

Ride down dunes while standing on a board, similar to snowboarding.

Walk in the countryside for pleasure or exercise, often on trails.