50 Fun Facts About Oslo

Oslo is the capital of which country?

It is both a county and a municipality, the only city in the country where the two administrative levels are integrated.

Which Viking king established Oslo as a trading place in 1048?

The sagas date the founding to around 1049, but Christian burials from before AD 1000 let the city celebrate its millennium in 2000.

What was Oslo called from 1624 until 1925?

After a three-day fire, King Christian IV rebuilt the city closer to Akershus Fortress and named it after himself.

In what year did the city officially take back the name Oslo?

After full independence in 1905, Norwegians felt a capital named for a Danish king was inappropriate.

Which king first resided permanently in Oslo, making it the capital around 1300?

He also began building Akershus Fortress; Oslo's status faded again under the personal union with Denmark from 1380.

By what factor did the Aker municipality outsize Oslo when they merged in 1948?

Aker was a mostly affluent green suburb and the merger was unpopular there; it created the modern, much larger city.

What is the population of Oslo municipality (2025)?

The wider urban area holds around 1.1 million and the metropolitan region about 1.5 million.

Which patron saint, shown with a millstone and arrows, appears on Oslo's city seal?

Oslo is one of the few Norwegian cities, with Bergen and Tønsberg, that uses a seal instead of a formal coat of arms.

What animal features in Oslo's nickname 'Tigerstaden'?

The 'Tiger City' tag probably comes from an 1870 poem by Bjørnstjerne Bjørnson; locals rarely use it.

What did people once wrongly believe the name Oslo meant?

No river Lo ever existed; linguists now read Óslo as 'meadow at the foot of a hill' or 'meadow consecrated to the gods'.

On which fjord does Oslo sit?

The city occupies an arc of land at the fjord's northern end and sprawls in three corridors shaped like an upside-down Y.

How many lakes lie within Oslo's city limits?

The largest, Maridalsvannet, supplies much of the city's drinking water; there are also 40 islands.

Which river historically divided Oslo into an East End and a West End?

Its waterfalls powered some of Norway's first modern industry in the 1840s.

What is Oslo's highest point?

Two-thirds of the municipality's unusually large area is protected forest, hills and lakes.

Roughly how many hours of daylight does Oslo get at midsummer?

It never gets completely dark, only nautical twilight; midwinter days shrink to about six hours.

What is Oslo's all-time record high temperature?

It was set in July 1901, also the warmest month on record; 2018 was the sunniest year with 2,133 hours of sun.

Which sculptor's works fill Frogner Park?

The free Vigeland Museum area contains over 212 sculptures, including the obelisk and the Wheel of Life.

Which Oslo peninsula is nicknamed the Museum Peninsula?

It hosts the Fram Museum, the Viking Ship Museum and the Kon-Tiki Museum, and is one of Norway's priciest districts.

Which famous painting is held by Oslo's Munch Museum?

Edvard Munch donated all his work to the city after his death.

Which two Thor Heyerdahl craft are displayed together in an Oslo museum?

Both were Thor Heyerdahl's expedition craft; the Fram Museum next door holds Nansen and Amundsen's polar ship.

How many Viking ships does the Viking Ship Museum feature?

They were found at Oseberg, Gokstad and Tune; the museum is being rebuilt as the Museum of the Viking Age.

How many old buildings stand in the open-air Folkemuseet on Bygdøy?

They come from all over Norway and include a stave church.

Which award is presented in Oslo every December?

The ceremony takes place in the City Hall on 10 December, while the other Nobels are handed out in Stockholm.

In which Oslo building is the annual 10 December peace award ceremony held?

The building went up between 1931 and 1950 in the former slum area of Vika.

Who opened the Nobel Peace Center in June 2005?

The opening was part of celebrations marking Norway's centenary as an independent country.

Which firm designed the Oslo Opera House, opened in 2008?

It cost 500 million euros and was the first opera house in the world to let people walk on its roof.

What was the Oslo Opera House the first in the world to allow?

The foyer and roof are used for concerts alongside its three stages and 2,000-plus seats.

How many Ibsen quotations are set into Oslo's central pavements?

The Ibsen Quotes project, finished in 2008, uses stainless steel lettering in the granite sidewalks.

Which Nobel-winning author grew up in Oslo and described it in Elleve år?

The 1934 autobiographical novel was translated as The Longest Years.

Which Winter Olympics did Oslo host?

Holmenkollen remains the country's main Nordic skiing venue; the city withdrew a bid for the 2022 Games in 2014.

Which venue hosts Oslo's annual Diamond League athletics meeting?

The Bislett Games are the city's main track and field event.

Which Oslo club is the country's most successful ice hockey team?

The club's football side has also won both league and cup; the hockey team plays at Jordal Amfi.

How is the Oslo Metro described, relative to the number of residents?

The five-line metro runs alongside a six-line tramway, an eight-line commuter rail and 52 city bus routes under Ruter.

How far from central Oslo is Gardermoen Airport?

It opened in 1998 as Norway's largest construction project to date and is a hub for SAS, Norwegian and Widerøe.

What share of cars registered in Oslo were fully electric, earning it the 'EV capital' tag?

Cheaper tolls, no import tax or VAT, free parking and bus-lane access drove the boom; in 2021 EVs outnumbered fossil cars at the toll ring.

Which title did Oslo hold in 2019?

It had already won the European Sustainable City Award in 2003 and aims to be the first capital with all-electric public transport.

Which German warship's sinking delayed the occupation of Oslo in April 1940?

The delay of several hours allowed King Haakon to escape the city.

How many people died in the bomb attack on Oslo's Government Quarter in 2011?

The blast damaged the Prime Minister's office building; the day's attacks continued on Utøya island.

When was the Royal Frederick University, now the University of Oslo, founded?

Its late founding is said to have held back the nation's development; it is now Norway's largest university with 27,400 students.

Which architect designed Oslo's Royal Palace and planned Karl Johans gate?

The palace was built between 1824 and 1848; only the university buildings on his planned monumental square were realised.

What is the grid-planned 1624 core of the rebuilt city called today?

The name refers to its orthogonal layout of regular square blocks near Akershus Castle.

Which maritime classification society, headquartered just outside Oslo, classes 16.5% of the world fleet?

Oslo hosts about 1,980 maritime companies, including some of the world's largest shipbrokers and marine insurers.

How many seats does Oslo's City Council (Bystyret) have?

The city has had a parliamentary system since 1986, with a governing mayor akin to a prime minister.

When did the capital overtake Bergen as the country's most populous city?

The population grew from about 10,000 in 1814 to 230,000 in 1900 during a building boom that collapsed in 1899.

Which Oslo restaurant is the only Norwegian restaurant ever awarded three Michelin stars?

Mathallen at Vulkan is the city's biggest food market with more than 30 specialty shops and eateries.

Which four-day rock festival in Toyen Park is Oslo's biggest, drawing about 60,000 people?

Norwegian Wood is held each June, and the Oslo Jazz festival runs for six days in August.

Faerderseilasen, held annually off Oslo, is the world's largest what?

More than 1,100 boats take part every year.

Oslo has hosted the Eurovision Song Contest in which two years?

Rikard Nordraak, composer of the Norwegian national anthem, was born in the city in 1842.

Which stadium is home to Norway's national football team and the Cup Final?

It hosted the UEFA Women's Championship finals in 1987 and 1997.

Since 1947, Oslo has sent a giant Christmas tree to London as thanks for what?

Trees also go to Washington, New York, Edinburgh, Rotterdam, Antwerp and Reykjavik.