 In 1829 Michael Krohn bought the estate Wernersholm at Hop outside Bergen, he then had the "paper" church "Hop Kirke" built by Werner Hosewinckel Christie taken down.In 1831 he had the current "Wernersholmveien 20" built as a place for recreation.In 1859 Bjørnstjerne Bjørnson was the guest of Michael Krohn at Wernersholm where Bjørnstjerne Bjørnson wrote parts of the Norwegian anthem "Ja vi elsker".