Sognsvann

Toppidrettssenteret (English: The Elite Sports Centre) is the training center of the Olympiatoppen, the elite branch of the Norwegian Olympic and Paralympic Committee and Confederation of Sports. It is located between the Norwegian School of Sport Sciences and the recreational area Sognsvann. The main building consists mainly of training rooms. Outside there are an association football pitch with artificial turf, an all-weather running track, an athletics throwing field, a bandy field, a basketball court, and facilities for skating and lugeing. There is also a medical facility as well as a hotel.

The Norwegian School of Sport Sciences (Norwegian: Norges idrettshøgskole, NIH) is a public university located at Sognsvann in Oslo, Norway. It has the national responsibility for education and research related within sport sciences. It provides education at the Bachelor, Master and Doctorate levels.

Sognsvann is a rapid transit station of the Oslo Metro's Sognsvann Line. It is situated Kringsjå neighborhood of the Oslo, Norway, borough of Nordre Aker. Located 8.7 kilometers (5.4 mi) from Stortinget, the station is served by Line 5 of the metro every fifteen minutes. Travel time to Stortinget is sixteen minutes. The station opened on 10 October 1934 at the same times as the rest of the Sognsvann Line. The station received a major upgrade in 1993, in which it received longer platforms. The new station was designed by Arne Henriksen. The station is located next to and serves the Norwegian School of Sport Sciences and the National Archives of Norway, as well as the recreational area around the lake of Sognsvann.

The National Archives of Norway in Oslo (Norwegian: Nasjonalarkivet i Oslo), before January 1 2026 the National Archives of Norway and the Regional State Archives in Oslo, is a state archive situated at Sognsvann in Oslo, Norway. Part of the National Archives of Norway, it is responsible for archiving documents from state institutions in the counties of Akershus, Oslo and Østfold. The collection includes 19.2 shelf-kilometers of material. The National Archives of Norway in Oslo is the institution responsible for preserving archive material from Norwegian state institutions, as well as contributing to the preservation of private archives. The National Archives (Norwegian: Riksarkivet) was founded in 1817. Henrik Wergeland was appointed as the first national archivist in 1841. The Regional State Archives in Kristiania was created in 1914, and initially covered all of Eastern Norway and Agder. From 13 July 1917 the newly created Regional State Archives in Hamar took over documents from Oppland and Hedmark. The name the Regional State Archives in Oslo was adopted in 1924. With the opening of the Regional State Archives in Kristiansand in 1934, documents from Agder was moved there. The final demerger took place in 1994, when the Regional State Archives in Kongsberg took over documents from Buskerud, Telemark and Vestfold. On January 1 2026, the National Archives of Norway and the Regional State Archives were merged and named the National Archives of Norway in Oslo.

The National Archives of Norway (Riksarkivet) is the institution responsible for preserving archive material from Norwegian state institutions, as well as contributing to the preservation of private archives. It does this work in cooperation with the regional state archives, together with which it forms the National Archival Services of Norway (Arkivverket).The National Archives was founded in 1817. Henrik Wergeland was appointed as the first national archivist in 1841.

The National Archival Services of Norway (Norwegian: Arkivverket) is a Norwegian government agency that is responsible for keeping state archives, conducts control of public archiving and works to preserve private archives. It is subordinate to the Ministry of Culture and Church Affairs and consists of the National Archive (Riksarkivet), eight regional state archives (statsarkiv) and The Sámi Archives (Samisk arkiv). The organization has 190 employees and about 120 kilometers (75 mi) of materials. The oldest complete document is from 1189. It is a letter (a so-called diploma) issued on 28 January 1189 by Pope Clement III (1187-1191) to all clergymen in Norway.The National Archive is located at Sognsvann in Oslo and preserves all central government papers from when they become 25 years old, as well as some archives from private individuals, companies and organizations. The National Archive is also responsible for control. The state archives are responsible for local and regional government and state agencies, as well as archives from private people, companies, institutions and organizations. The local archives are located in Bergen, Hamar, Kongsberg, Kristiansand, Oslo, Stavanger, Tromsø and Trondheim.The Digital Archive is a web site that publishes selected works. This includes census data from 1801, 1865, 1875, 1900 and 1910, a database of emigrants and scanned church, probate and court records. The agency publishes three magazines: Arkivmagasinet, Nytt fra Statsarkivet i Oslo and Bergensposten. The agency is regulated by the Archive Act of 1992. The archives are open to anyone, but there are restrictions on certain types of documents that may contain sensitive or personal information, or could pose a threat to national security. These documents are released to the public between 60 and 100 years after the date of publishing.

Kringsjå is a rapid transit station of the Oslo Metro's Sognsvann Line. It is situated Kringsjå neighborhood of the Oslo, Norway, borough of Nordre Aker. Located 8.4 kilometers (5.2 mi) from Stortinget, the station is served by Line 5 of the metro every fifteen minutes. Travel time to Stortinget is fifteen minutes. The station opened on 10 October 1934 at the same times as the rest of the Sognsvann Line. The station received a major upgrade in 1993, in which it received longer platforms and an overpass. The new station was designed by Arne Henriksen. Among the most used stations west of the city center, it derives its high ridership from two student dormitory complexes.

Nordberg Church is a hexagonal church, located in the neighbourhood of Nordberg in Oslo, Norway.The church was completed in 1962 and was restored and expanded with a church parlor in 1982. The facade is in white bricks and has a characteristic church tower which can be seen from large parts of the city of Oslo. It is one of the largest churches in the city.The altar tapestry, The Resurrection is made by Kari-Bjørg Ile. It came into place in 1992. The pulpit and the baptismal font are made according to the architects' drawings. The current church organ from 2015 is a digital organ of the type Johannus Monarke Präludium.There are two church bells from Olsen Nauen Bell Foundry in the church tower.Outside the church is a log house, a former chapel used for the church's nursery.The church is listed by the Norwegian Directorate for Cultural Heritage and protected by Norwegian law.

Holstein is a station on the Sognsvann Line (line 5) of the Oslo Metro in Norway. The station is located between Kringsjå and Østhorn stations. Holstein was opened during the Second World War, in 1941. Formerly Nordberg was the next southbound station, but it was closed in 1992, at the same time as Holstein was re-built with longer platforms and new ticket machines. The name Holstein is believed to origin from Schleswig-Holstein in Germany.

Sogn Studentby (English: Sogn Student Village) is a residential area for students, located in the district of Nordre Aker, Oslo.

Nordberg was a station on the Sognsvann Line of the Oslo Metro in Oslo, Norway. It was opened on 10 October 1934, and was located between Østhorn and Holstein stations, in a level crossing with the steep road Borgestadveien. The station saw several accidents, and was closed on 5 May 1992 when the Sognsvann Line was upgraded to rapid transit standard. An underpass was constructed to allow pedestrians pass under the tracks.

Båntjern is a tarn in the area of Oslo named Nordmarka. It is situated south of Vettakollen, a hill close to one of Oslo's suburbs. A campsite next to Båntjern offers various facilities including a place for grilling and a diving tower. The name is derived from tales of the ghosts of unbaptized children left in the woods to die alone. A trail walk continues further west of Båntjern. It leads to the top of Vettakollen, an area with views over the Oslofjord and the Bunnefjord. Southwest of Båntjern is an old mine called Riis Skjerp. One of Oslo's most popular walking trails passes Båntjern. It is approximately 20 km (12 mi) from Ankerveien to Bærums Verk.