An extreme sport is a popular term for

An extreme sport is a popular term for certain activities perceived as having a high level of inherent danger, and that are counter-cultural. These activities often involve speed, height, a high level of physical exertion, and highly specialized gear or spectacular stunts.

Ice climbing, as the term indicates, is the activity of ascending inclined ice formations. Usually, ice climbing refers to roped and protected climbing of features such as icefalls, frozen waterfalls, and cliffs and rock slabs covered with ice refrozen from flows of water. For the purposes of climbing, ice can be broadly divided into two spheres, alpine ice and water ice.

Wingsuit flying is the sport of flying the human body through the air using a special equipment, called a wingsuit. The wingsuit creates the surface area with fabric between the legs and under the arms. A wingsuit may be referred to as a birdman suit or squirrel suit.

Windsurfing is a surface water sport that combines elements of surfing and sailing. It consists of a windsurf board usually two to four meters long, powered by the effect of the wind on a sail. The rig is connected to the board by a free-rotating universal joint and comprises a mast, wishbone boom and sail. The sail area ranges from less than 3. 0 m 2 to more than 12 m 2 depending on the conditions, the skill of the sailor and the type of windsurfing being undertaken.

Snowboards are boards, which resemble a wide ski, with the ability to glide on snow. Snowboards are differetiated from monoskis by the stance of the user. In monoskiing, the user stands with feet inline with direction of travel , whereas in snowboarding, users stand with feet transverse to the longitude of the board. The profesionals snowboardings need a especial equipment to realise this sport.