Oselvar = Viking ship The Oselvar boat, Bjørnefjord, sailing on the Roskilde Fjord. Bjørnefjord is one of two Oselvar boats that we have delivered to the Viking Ship Museum in Roskilde. The boats were built by Harald Dalland and Nils Olav Solbakken in 1998 and 1999. Copyright: Viking Ship Museum in Roskilde, photo: Werner Karrasch You can read more about the Oselvar boats in Roskilde on the Viking Ship Museum’s website.