47 Fun Facts About Oslo

Oslo is the capital of which country?

Oslo is the capital of Norway and its largest city; it is both a county and a municipality, the only Norwegian city where those two administrative levels are combined.

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

Harald Hardrada, the last great Viking king, is credited by the sagas with founding Oslo as a trading town around 1048; graves from before AD 1000 let the city celebrate its millennium in 2000.

What was Oslo called from 1624 until 1925?

After a devastating fire in 1624, King Christian IV rebuilt the town beneath Akershus Fortress and named it Christiania after himself; the spelling Kristiania was used from the late 1800s.

In which waterfront district did the Oslo Opera House open in 2008?

Bjørvika, a former container port east of the city centre, is where the Oslo Opera House opened in April 2008; the new Munch Museum followed there in 2021.

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

Haakon V Magnusson, king from 1299, was the first monarch to reside permanently in Oslo and began Akershus Fortress; the city's standing faded after the union with Denmark from 1380.

By what factor did Aker's area exceed Oslo's when the two merged in 1948?

Aker, the green and largely affluent municipality that surrounded the capital, was 27 times larger in area; the 1948 merger was unpopular there but created the modern city of Oslo.

What is the population of Oslo municipality (2025)?

About 724,000 people lived in Oslo municipality in 2025; the continuous urban area holds roughly 1.1 million and the wider metropolitan region about 1.5 million.

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

St. Hallvard, Oslo's patron saint, holds arrows and a millstone, the instruments of his martyrdom; Oslo, like Bergen and Tønsberg, uses a seal rather than a formal coat of arms.

Which animal appears in Oslo's nickname, coined in an 1870 Bjørnson poem?

Tiger: the nickname Tigerstaden, 'Tiger City', traces to an 1870 poem by Bjørnstjerne Bjørnson in which a tiger stands for the dangerous city; a bronze tiger was placed outside Oslo Central Station in 2000.

What did people once wrongly believe the name Oslo meant?

The mouth of the Lo river was a long-repeated folk etymology, but no river Lo ever existed; linguists read Óslo as 'meadow at the foot of a hill' or 'meadow consecrated to the gods'.

How many lakes lie within Oslo's city limits?

Oslo has 343 lakes inside its municipal boundary; the largest, Maridalsvannet, supplies much of the city's drinking water, and there are also 40 islands within the city limits.

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

Akerselva runs from Maridalsvannet through the centre to the fjord and marks the old divide between the working-class East End and the wealthier West End; its waterfalls powered some of the country's first modern factories in the 1840s.

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

More than 18 hours: around the June solstice the sun is up in Oslo for almost 19 hours and the night never gets fully dark, only twilight; midwinter days shrink to about six hours.

Which temperature, recorded in July 1901, stood for over a century as Oslo's record high?

35 °C was recorded in Oslo in July 1901, the hottest reading in the city's measurement history and part of its warmest month on record.

Which sculptor's works fill Frogner Park?

Gustav Vigeland designed the free sculpture installation in Frogner Park, 212 bronze and granite works including the Monolith and the Wheel of Life, installed mainly between 1924 and 1943.

Which Oslo peninsula is nicknamed the Museum Peninsula?

Bygdøy, a peninsula on Oslo's western side, hosts the Fram Museum, the Norwegian Folk Museum and the Norwegian Maritime Museum, and is one of the country's most expensive residential areas.

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

The Scream, in both a painted and a pastel version, is held by the Munch Museum, to which Edvard Munch bequeathed his entire remaining collection on his death in 1944.

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

Kon-Tiki and Ra II, the 1947 balsa raft and the 1970 papyrus boat, are the original craft displayed in the Kon-Tiki Museum; Tigris was burned in 1978 and the first Ra was abandoned at sea.

How many Viking ships formed the collection of Oslo's Viking Ship Museum?

Three ships, found at Oseberg, Gokstad and Tune, formed the collection; the museum closed in 2021 to be rebuilt as the Museum of the Viking Age.

Which medieval stave church is the centrepiece of Oslo's open-air Norsk Folkemuseum?

Gol Stave Church, built around 1200 in Hallingdal, was moved to Oslo in the 1880s for King Oscar II's collection and became the centrepiece of the open-air Norsk Folkemuseum.

Which award is presented in Oslo every December?

The Nobel Peace Prize is awarded in Oslo on 10 December, the anniversary of Alfred Nobel's death, by a committee appointed by the Norwegian parliament, while the other Nobel prizes are presented in Stockholm.

In which Oslo building is the 10 December Nobel ceremony held?

The City Hall (Rådhuset) went up between 1931 and 1950 in the former slum area of Vika and has hosted the ceremony since 1990; its twin brick towers overlook the harbour.

Who opened the Nobel Peace Center in June 2005?

King Harald V opened the Nobel Peace Center on 11 June 2005 in the former Vestbanen railway station; the opening formed part of the centenary celebrations of the country's independence from Sweden in 1905.

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

Snøhetta, the Oslo-based firm that also designed the Bibliotheca Alexandrina, won the competition in 2000; the marble-clad building cost about 500 million euros and won the 2009 Mies van der Rohe Award.

Which lake is the classic starting point for walks into Oslo's Nordmarka forest?

Sognsvann, a lake at the terminus of the metro line of the same name, is the classic gateway into the Nordmarka forest; a 3.3 km path circles its shore.

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

69 quotations in stainless-steel lettering were set into the granite pavements along Henrik Ibsen's daily walk from his flat to the Grand Café; the Ibsen Sitat project finished in 2008.

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

Sigrid Undset, Nobel laureate in 1928, grew up in Oslo and drew on that childhood for Elleve år, the 1934 autobiographical novel translated as The Longest Years.

Which Winter Olympics did Oslo host?

Oslo hosted the 1952 Winter Olympics, the first Winter Games held in a capital city, with Holmenkollen as the ski-jumping venue; the city withdrew a bid for the 2022 Games in 2014.

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

Bislett Stadium, rebuilt in 2005 on the site of the old arena where dozens of world records fell, has hosted the Bislett Games as a Diamond League meeting since the series began in 2010.

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

Vålerenga Ishockey, with more Norwegian championships than any other club, plays at the rebuilt Jordal Amfi; the club's football side has also won both the league and the cup.

In which year did the Oslo Metro open its first line?

1966 saw the Oslo Metro open on 22 May with the eastern Lambertseter Line; the older western suburban lines were joined to it through the city-centre Common Tunnel in later decades.

Roughly how far by road is Gardermoen Airport from central Oslo?

47 km by road north of the city, Gardermoen opened in October 1998 as the country's largest construction project to date and became the hub for SAS, Norwegian and Widerøe.

Which Oslo hill gained a sculpture park in 2013, overlooking the fjord from the southeast?

Ekeberg, the hill rising southeast of the centre, gained Ekebergparken in 2013, a sculpture park financed by investor Christian Ringnes with works by Rodin, Dalí and Louise Bourgeois.

Which title did Oslo hold in 2019?

European Green Capital was the European Commission title Oslo held for 2019, following Nijmegen in 2018 and preceding Lisbon in 2020; it had earlier won the European Sustainable City Award in 2003.

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

Blücher, a new heavy cruiser leading the invasion force up the fjord, was sunk by the Oscarsborg fortress at Drøbak on 9 April 1940; the delay let the king, government and gold reserves escape the city.

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

Eight people were killed by the car bomb at the Government Quarter on 22 July 2011; the blast damaged the Prime Minister's office tower before the attacker went on to the massacre on Utøya island.

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

1811 was the founding year of the Royal Frederick University, which opened in 1813 as the country's first university and took the name University of Oslo in 1939.

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

Hans Linstow, a Danish-born architect, designed the Royal Palace, built between 1824 and 1848, and laid out the avenue leading to it; of his planned monumental square only the university buildings were realised.

What is the 1624 core of the rebuilt city beneath Akershus Fortress called today?

Kvadraturen, 'the quadrature', is the name for the orthogonal grid of square blocks laid out beneath Akershus Fortress when the city was rebuilt after the 1624 fire; it forms the oldest part of the modern centre.

Which maritime classification society is headquartered at Høvik, just outside Oslo?

Det Norske Veritas, founded in 1864 and known since 2021 simply as DNV, is headquartered at Høvik in Bærum and is one of the world's largest ship classification societies.

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

59 members sit in the Bystyret, elected every four years; since 1986 Oslo has run a parliamentary system in which a governing mayor, akin to a prime minister, heads the city government.

In which year did the Norwegian capital's speculative building boom end in a crash?

1899 was the year the capital's property and banking boom collapsed in a crash that halted building for a decade; the population had grown from about 10,000 in 1814 to roughly 230,000 by 1900.

Which Oslo restaurant was the country's first to reach Michelin's top rating?

Maaemo, opened in 2010 by chef Esben Holmboe Bang, received the Michelin guide's highest rating in 2016, the first such award for the country; its tasting menu builds on organic Norwegian produce.

Which island off Oslo's harbour holds the ruins of a medieval Cistercian abbey?

Hovedøya, a short ferry ride from the city's harbour, holds the ruins of a Cistercian abbey founded in 1147 by monks from Kirkstead in England and abandoned after it burned in 1532.

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

1996 and 2010 were Oslo's Eurovision years, at Oslo Spektrum after Secret Garden's win and at Telenor Arena after Alexander Rybak's record-scoring 'Fairytale' victory in 2009.

Which stadium hosts the national football team's home games and the Cup Final?

Ullevaal Stadion, opened in 1926 in northern Oslo, is the home ground of the national football team and the venue of the annual Cup Final; it also hosted the UEFA Women's Championship finals of 1987 and 1997.

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

British support in World War II, when the king and government ran the exile government from London, is the reason Oslo has sent a Norwegian spruce to Trafalgar Square every year since 1947.