The Düsseldorf castle at or in the Düsseldorfer Altstadt existed from 1260 to 1872 or 1896. The building was erected in 1260 as a lowland castle of the Counts of Düsseldorf. at the Rhine mouth of the Düssel on a small island. Extensions as Duke and Court Schloss took place under William, Duke of Jülich-Cleves-Berg (1549), Jan Wellem (late 17th century) and Charles Theodore (1755). The palace gained international attention above all for its , which was built from 1709 to 1712 as the first independent gallery building It exhibited a world-famous collection of Renaissance and Baroque paintings until 1805. From 1817 to 1848, part of the palace housed a mint of the Kingdom of Prussia. From 1845 onwards, the former residential palace, which at that time had already housed the Kunstakademie Düss