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Irkutsk is the largest city and administrative center of Irkutsk Oblast, Russia. With a population of 617,473 as of the 2010 Census, Irkutsk is the 25th largest city in Russia by population, the 5th largest in the Siberian Federal District, and one of the largest cities in Siberia.
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Russia, the world’s largest nation, borders European and Asian countries as well as the Pacific and Arctic oceans. Its landscape ranges from tundra and forests to subtropical beaches. It’s famous for Moscow's Bolshoi and St. Petersburg's Mariinsky ballet companies. St. Petersburg, founded by Russian leader Peter the Great, has the baroque Winter Palace, now housing part of the State Hermitage Museum’s art collection.

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