Odense include the Radisson SAS HC Andersen Hotel, the First Hotel Grand with its brasserie bar, the 68-room Old English-style Clarion Collection Hotel Plaza, City Hotel, which is in close proximity to the Hans Christian Andersen museum, and the 140-room Danhostel Odense City. Nonnebakken, a hill in the Odense area, is the site of one of Denmark's six former Viking ring castles, built during the reign of Sweyn Forkbeard, who had forced his father Harold Bluetooth to leave the country and seek refuge by the Jomsvikings in Wollin (modern Poland) in around 975. The fort provided its occupier the command of
Odense Stadium the entire sports facility, comprising five fields (an association football stadium with a total capacity of approximately 12,000 spectators, an athletics stadium, a cricket ground, a hockey pitch and a throwing lane), was DKK 1,314,266.26 kr. (1941), which corresponded to the yearly wage of approximately 350 unskilled workers, and was entirely funded by the municipality of Odense. The second edition of Odense Idrætspark was officially inaugurated on 17 August 1941, when the Danish athletics championships were organized at the athletics stadium and speeches were held in the presence of the mayor of Odense, Ignatius Vilhelm Werner (Social Democrats), the chairman