The Königsberg Castle — castle of the Teutonic Order in Königsberg (Kaliningrad), also the Royal Castle was founded in 1255 by Czech King Ottokar II Przemyslaw.

The castle was the residence of the Grandmasters of the Teutonic Order and later residence for Prussian rulers. rebuilt and expanded in the 16-18 c. The west wing contained palace church, where Frederick I was crowned in 1701 and William I in 1861. Until the latter part of World War II, Prussia Museum was there, more then 240,000 exhibits of the Prussian collection, a collection of the Königsberg State and University Library and many paintings by the artist Lovis Corinth, later and various pieces of captured Russian art were stored there, possibly including parts of the Amber Room. The castle was rebuilt many times, and combines a variety of architectural styles (Gothic, Renaissance, Baroque, Rococo).

Following the bombing of Königsberg by the Royal Air Force in 1944, the castle completely burnt down. Unfortunately, the remains of the most important and oldest landmark in the city was deposed as a reminder of the war. It was in 1968.