HMY Alexandra was a steamship built as a British royal yacht, completed in 1908. Normally transporting British royals to European ports, Alexandra served as a hospital ship during the First World War. After 17 years of British service, she was sold to Norwegian commercial interests in 1925. Renamed Prins Olav, she was first used as a luxury cruise ship on trips to the North Cape, she was converted to take more passengers and cargo.