2 Forts to explore in Viken
Viken county takes its name from the historic region of Viken.
Fredriksten fortressGeneralveien 27, 1769 Halden, Norway
This Fortress was constructed by Denmark-Norway in the 17th century. The fortress is home to several museums and art exhibitions.
Oscarsborg FortressHusvikveien, 1443 Oscarsborg, Norway
Oscarsborg Fortress is a coastal fortress in the Oslofjord. The fortress is best known for sinking the German heavy cruiser "Blücher" on 9 April 1940.