Irkutsk Oblast is a federal subject of Russia, located in southeastern Siberia in the basins of the Angara, Lena, and Nizhnyaya Tunguska Rivers. The administrative center is the city of Irkutsk. It had a population of 2,428,750 at the 2010 Census.
Olkhon is the third-largest lake island in the world. It is by far the largest island in Lake Baikal in eastern Siberia, with an area of 730 km². Structurally, it constitutes the southwestern margin of the Academician Ridge. The island measures 71.5 km in length and 20.8 km in width.
Learn moreLake Baikal is a rift lake located in southern Siberia, Russia, between Irkutsk Oblast to the northwest and the Buryat Republic to the southeast.
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2 pictures of Irkutsk Oblast from Simon Berger, Mickey O'neil, and other travelers
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