Sestra River (Leningrad Oblast)

The Sestra (Russian: Сестра; Finnish: Rajajoki or Siestarjoki; Swedish: Systerbäck) is a river in Vsevolozhsky and Vyborgsky Districts of Leningrad Oblast and Kurortny District of Saint Petersburg, Russia. The length of the Sestra is 74 kilometres (46 mi), and the area of its basin is 399 square kilometres (154 sq mi). The Sestra River served as a natural border between Russia and Sweden (1323–1617) and between Russia and Finland (1812–1940). It currently serves as a border between Vsevolozhsky (east, formerly Soviet Union) and Vyborgsky (west, formerly Finland) districts of Leningrad Oblast.

Sestra River (Leningrad Oblast)

The Sestra (Russian: Сестра; Finnish: Rajajoki or Siestarjoki; Swedish: Systerbäck) is a river in Vsevolozhsky and Vyborgsky Districts of Leningrad Oblast and Kurortny District of Saint Petersburg, Russia. The length of the Sestra is 74 kilometres (46 mi), and the area of its basin is 399 square kilometres (154 sq mi). The Sestra River served as a natural border between Russia and Sweden (1323–1617) and between Russia and Finland (1812–1940). It currently serves as a border between Vsevolozhsky (east, formerly Soviet Union) and Vyborgsky (west, formerly Finland) districts of Leningrad Oblast.