hidden Colonists (immigrants in Tsar Russia) Colonists are a class group existed in the 18th - the early 20th century. Catherine II promulgated manifestoes (dated 4 December 1762 and 22 July 1763) allowed to foreigners to settle in Russia for rapid settlement of lands and development of... more

hidden Okhta River, the OKHTA (Finnish “bear river”), a river in the Karelian Isthmus, largest right-hand tributary of the Neva. Length: 90 km, width: – 30-40 m, predominating depth: 0.5-1 m, max. depth: 5.5 m. Basin area: 768 sq. km. Average flow rate at the mouth: 7.2... more