Ob River

Politically, most of the Ob basin is within Russia, but its southern portion forms the northernmost part of Kazakhstan. Russians and other Slavs constitute the majority of the population, but there also are numerous non-Slavic peoples. These include the Kazakhs in the south, the Altay and Shor peoples of the mountains, the Tatars of the Irtysh basin, the Khanty (Ostyak)