the public. It is a popular area to explore for tourists and locals alike, and the area is also an entry to Lyderhorn and Ørnafjellet for hikers. It is now a recreational area on the shore of Byfjorden. See also Occupation of Norway by Nazi Germany References Related reading Petrow, Richard (1974) The Bitter Years; The Invasion and Occupation of Denmark and Norway, April 1940-May 1945 (London: William Morrow & Co.) Haarr, Geirr (2012) The German Invasion of Norway: Apr-40 (Seaforth Publishing) External links Kvarven fort Kvarven fort during World War II Battle of Bergen Forts in Norway Military installations in Bergen