Die Burg Sooneck is a castle in Rheinland-Pfalz, Southwestern Germany, located near the village of Niederheimbach between Bingen and Bacharach. It’s part of the Rhein Gorge UNESCO World Heritage Site and was first mentioned in 1271. Like neighboring Reichenstein Castle, it was managed by the lords of Hohenfels. Its residential areas are furnished with items in the neo-gothic and Biedermeier styles. The interiors are enriched by paintings owned by the Hohenzollern family, the Köth-Wanscheid family foundation, and art by Johann-Caspar Schneider, among others.