The Regina Maris is a former cruise ship of the Lübeck -based shipping company Lübeck Linie , which entered service in 1966. The ship was sold in 1976, but was rebuilt from 1980 to 1982 under the old name for the Peter Deilmann shipping company . The Regina Maris was the first cruise ship built in Germany after 1939 .
In 1985 the ship was converted into a mega yacht and has been sailing as the Alexander ever since
