Some info about RUSSIAN
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GEOGRAPHY - PLACES
Omsk is the administrative center and largest city of Omsk Oblast, Russia. It is situated in southwestern Siberia and has a population of over 1.1 million. Omsk is the third largest city in Siberia after Novosibirsk and Krasnoyarsk, and the twelfth-largest city in Russia.[13] It is an important transport node, serving as a train station for the Trans-Siberian Railway and as a staging post for the Irtysh River.
Wikipedia contributors, "Omsk," Wikipedia, The Free Encyclopedia,
ABOUT THE RUSSIAN LANGUAGE