Tryvann is a small lake

Lake

A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the ocean and therefore are distinct from lagoons, and are larger and deeper than ponds. Lakes can be contrasted with rivers or streams,...

 in Nordmarka

Nordmarka

Nordmarka is the mostly forested region which makes up the northern part of Oslo, Norway. The area called "Nordmarka" also extends into the municipalities of Hole, Ringerike, Lunner, Jevnaker and Nittedal. It is the largest part of the Marka borough. The forests are popular sites for hiking and...

, the forest area just north of Oslo

Oslo

Oslo is a municipality, as well as the capital and most populous city in Norway. As a municipality , it was established on 1 January 1838. Founded around 1048 by King Harald III of Norway, the city was largely destroyed by fire in 1624. The city was moved under the reign of Denmark–Norway's King...

 city, near the Holmenkollen ski jump

Holmenkollen ski jump

Holmenkollbakken is a large ski jumping hill located at Holmenkollen in Oslo, Norway. It has a hill size of HS134, a construction point of K-120, and a capacity for 30,000 spectators. Holmenkollen has hosted the Holmenkollen Ski Festival since 1892, which since 1980 have been part of the FIS Ski...

. By the water lies a cabin called Tryvannstua, in which there is a café regularly open both during summer and winter. On a hill above the lake looms the television tower Tryvannstårnet

Tryvannstårnet

Tryvannstårnet is a 118 metre tall broadcasting tower of Oslo, located 529 metres above mean sea level at the hill Tryvannshøyden near the Tryvann lake....

 ("The Tryvann tower"), visible from most of Oslo.

Tryvann vinterpark is an alpine

Alpine skiing

Alpine skiing is the sport of sliding down snow-covered hills on skis with fixed-heel bindings. Alpine skiing can be contrasted with skiing using free-heel bindings: Ski mountaineering and nordic skiing – such as cross-country; ski jumping; and Telemark. In competitive alpine skiing races four...

 ski resort in the area around Tryvann, with 14 slopes and 7 lifts. The longest run (Wyllerløypa) is 1,400 metres, with a drop of 381 metres. The resort has a fairly large terrain park featuring edge rails, boxes, jib features

Grind (sport)

Grinding is a sliding stunt performed in many extreme sports. Stances in which slides are performed are known as grinds.Grinding is performed by sliding across the top of an obstacle, and can be accomplished in a number of ways...

 and a full-scale halfpipe, regularly hosting some minor national skiing

Skiing

Skiing is a recreational activity using skis as equipment for traveling over snow. Skis are used in conjunction with boots that connect to the ski with use of a binding....

 and snowboarding

Snowboarding

Snowboarding is a sport that involves descending a slope that is covered with snow on a snowboard attached to a rider's feet using a special boot set onto mounted binding. The development of snowboarding was inspired by skateboarding, sledding, surfing and skiing. It was developed in the U.S.A...

 competition

Competition

Competition is a contest between individuals, groups, animals, etc. for territory, a niche, or a location of resources. It arises whenever two and only two strive for a goal which cannot be shared. Competition occurs naturally between living organisms which co-exist in the same environment. For...

s.

External links

• Tryvann vinterpark - Tryvann Terrengpark (terrain park)
• Opening hours for cabins in Nordmarka
• Tryvannstårnet