Peter and Paul Fortress St. Petersburg

Historic Centre of Saint Petersburg and Related Groups of Monuments is the name used by UNESCO when it collectively designated the historic core of the Russian city of St. Petersburg, as well as buildings and ensembles located in the immediate vicinity as a World Heritage Site in 1991.The site was recognised for its architectural heritage, fusing Baroque, Neoclassical and traditional Russian-Byzantine influences.

Zayachy Island (Russian Заячий остров, literally Hare Island) is an island in the Neva River in St. Petersburg, Russia. It is separated by the Kronverksky Canal from Petrogradsky Island to the north, to which it is connected by the Kronverksky and Ioannovsky bridges.

The Leningrad Zoo (Russian: Ленингра́дский зоопа́рк), sometimes called the Saint Petersburg Zoo or Sankt-Peterburgskiy Zoopark (Russian: Санкт-Петербу́ргский зоопа́рк), in Saint Petersburg (formerly Leningrad), Russia, is located in Alexander Park in the Petrogradskaya Storona. It was founded by Sofia Gerhardt and Julius Gerhardt in 1865.

The Grand Ducal Burial Vault (Russian: Великокняжеская усыпальница) is the purpose-built mausoleum of the Grand Dukes and Duchesses of Russia in the Peter and Paul Fortress. The Neo-Baroque domed structure is frequently mistaken for a part of the Peter and Paul Cathedral due to architectural similarities.

The Kronverksky Strait (Russian: Кронверкский пролив) is a narrow channel separating Petrogradsky and Zayachy islands in Saint Petersburg, Russia.It forms an arc approximately 1 kilometre (0.6 mi) long, about 50 metres (160 ft) wide and 4 metres (13 ft) deep. To the south is Zayachy Island, which is dominated by the Sts.

The Peter and Paul Fortress is the original citadel of St. Petersburg, Russia, founded by Peter the Great in 1703 and built to Domenico Trezzini's designs from 1706 to 1740 as a star fortress. In the early 1920s, it was still used as a prison and execution ground by the Bolshevik government.Today it has been adapted as the central and most important part of the State Museum of Saint Petersburg History.

Northwestern Federal District (Russian: Се́веро-За́падный федера́льный о́круг, Severo-Zapadny federalny okrug [ˈsʲevʲɪrə ˈzapədnɨj fʲɪdʲɪˈralʲnɨj ˈokrʊk]) is one of the eight federal districts of Russia. It consists of the northern part of European Russia. Its population was 13,616,057 (83.5% urban) according to the 2010 Census, living in an area of 1,687,000 square kilometers (651,000 sq mi).

The Monument to Peter I in the Peter and Paul Fortress in Saint Petersburg, Russia, is a bronze statue by Mihail Chemiakin. It was designed and cast in the United States in the 1980s and donated by Chemiakin to the city. It was installed on 6–7 June 1991.The monument is 1.90 m (6 ft 3 in) tall and is installed on a granite base with a height of 0.36 m (1 ft 2 in).

Saint Petersburg Governorate (Russian: Санкт-Петербу́ргская губе́рния, Sankt-Peterburgskaya guberniya), or Government of Saint Petersburg, was an administrative division (a guberniya) of the Tsardom of Russia, the Russian Empire, and the Russian SFSR, which existed during 1708–1927.

The Peter and Paul Cathedral (Russian: Петропавловский собор) is a Russian Orthodox cathedral located inside the Peter and Paul Fortress in St. Petersburg, Russia. It is the first and oldest landmark in St. Petersburg, built between 1712 and 1733 on Hare Island along the Neva River. Both the cathedral and the fortress were originally built under Peter the Great and designed by Domenico Trezzini.