Upper lake

East Prussia (German: Ostpreußen, pronounced [ˈɔstˌpʁɔʏsn̩] (listen); Polish: Prusy Wschodnie; Lithuanian: Rytų Prūsija; Latin: Borussia orientalis; Russian: Восточная Пруссия, romanized: Vostóčnaja Prússija) was a province of the Kingdom of Prussia from 1773 to 1829 and again from 1878 (with the Kingdom itself being part of the German Empire from 1871); following World War I it formed part of the Weimar Republic's Free State of Prussia, until 1945.

The Battle of Königsberg, also known as the Königsberg Offensive, was one of the last operations of the East Prussian Offensive during World War II. In four days of urban warfare, Soviet forces of the 1st Baltic Front and the 3rd Belorussian Front captured the city of Königsberg – now Kaliningrad, Russia.

Immanuel Kant Baltic Federal University (IKBFU; Russian: Балтийский федеральный университет имени Иммануила Канта) formerly known as the Immanuel Kant Russian State University (Russian: Российский государственный университет имени Иммануила Канта, Rossiyskiy gosudarstvennyy universitet imeni Immanuila Kanta), or in brief the Kant University (Russian: Университет Канта, Universitet Kanta) and as Kaliningrad State University (1967–2005), is a university in the Russian city of Kaliningrad (formerly Königsberg).

The Cathedral of Christ the Saviour (Russian: Храм Христа Спасителя, Khram Khrista Spasitelya) in the Russian city of Kaliningrad (formerly Königsberg) is the largest church of Kaliningrad Oblast. It is the dominant building of the inner city and is situated near the central square, called Ploshchad Pobedy (Victory Square).

The Christuskirche (Christ Church) was a Protestant church in northern Königsberg, Germany.Construction of the church began in 1924, with its dedication occurring on 8 August 1926. It was built near the intersection of Wallring and Dessauer Straße in northern Tragheim; to the west was the Haus der Technik and to the east was the Kunsthalle.

Mittelhufen was a suburban quarter of northwestern Königsberg, Germany. Its territory is now part of the Tsentralny District of Kaliningrad, Russia.

The Kaliningrad Regional Amber Museum is a museum located in the Russian city of Kaliningrad devoted to housing and displaying amber artworks. It is located in the city center, on the shore of Lake Verkhneye.Construction on the museum began in 1972.The museum opened in 1979 and houses about 14,000 individual pieces.

Ratshof or Rathshof was a suburban quarter of western Königsberg, Germany. Its territory is now part of the Tsentralny District of Kaliningrad, Russia.

The Rossgarten Gate (Russian: Росгартенские ворота, tr.: Rosgartenskie vorota; German: Roßgärter Tor) is one of seven surviving city gates of Kaliningrad, Russia, formerly the German city of Königsberg. It is located at the intersection of Chernyakhovskogo street and Alexander Nevsky street, near the Vasilevskiy square and the Kaliningrad Amber Museum.

The Upper Pond (Russian: Верхний пруд) is a large artificial pond in northern Kaliningrad, Russia. It was known as the Oberteich while part of Königsberg, Germany, until 1945.The pond is elevated 22 metres above the Pregel River and encompasses 41.1 hectares. Freshwater life living in the Upper Pond include perch, roach, carp, tench, pike, and eels.