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 Municipality 2006-2009 connects Odense to the island's second-largest city, Svendborg, which also has a railroad connection (Svendborgbanen). The town of Odense is also a major stop on the national railroad system lines. Odense municipality is located near the Odense Fjord. The Odense Canal ("Odense Kanal") flows out from the fjord and forms three ports in the city's industrial area. The Odense River ("Odense Å") also flows out from the fjord and meanders through the municipality, including Odense town center where Sankt Jørgens Park and Munke Mose are located on its banks. The river springs from Lake Arreskov ("Arreskov Sø") in Faaborg-Midtfyn