`, city and administrative centre of Tyumen oblast (province), central Russia. The city lies in the southwestern part of the West Siberian Plain. It ... Found on http://www.britannica.com/eb/a-z/t/100
`, oblast (province), central Russia, occupying an area of 554,100 square miles (1,435,200 square km) in the Ob-Irtysh Basin. In the extreme west the ... Found on http://www.britannica.com/eb/a-z/t/100