Arkhangelsk Oblast the main shipyard for the Russian Navy. Among the oldest populated places of the oblast are Kholmogory, Kargopol, and Solvychegodsk; there are a number of Russian Orthodox monasteries, including the Antoniev Siysky Monastery and the World Heritage Site of the Solovetsky Islands in the White Sea. Plesetsk Cosmodrome is one of three spaceports in Russia (the other two are Kapustin Yar in Astrakhan Oblast and Yasny in Orenburg Oblast). Arkhangelsk Oblast, which includes Nenets Autonomous Okrug, borders Kirov Oblast, Vologda Oblast, the Republic of Karelia, the Komi Republic, and the White, Pechora, Barents and Kara seas. Cape Fligely in Franz
Astrakhan Cossacks cavalry regiment. The Astrakhan Cossack Host possessed 4 stanitsas next to Tsaritsyn, Saratov, Cherniy Yar and Krasniy Yar, 16 yurt stanitsas, 57 khutors (farms), and 808,000 desyatinas of land. One desyatina equals 2,7 acres (11,000 m²). The Astrakhan Cossack Host took part in the Patriotic War of 1812 and Russo-Turkish Wars of the 19th century. At least two mounted regiments of Astrakhan Cossacks saw active service as part of the Tsarist armies in World War I. During the Russian Civil War, a significant number of the Astrakhan Cossacks sided with the counterrevolution and participated in the Astrakhan offensive. In October–November