Situated in the southern part of Eastern Siberia, the region encompasses the Angara River basin and the western shores of Lake Baikal .
The oblast is exceptionally rich in minerals, including significant gold, oil, and gas deposits, as well as vast timber resources from Siberian stone pine forests. History and Development
Often called the "Pearl of Siberia," it contains approximately one-fifth of the Earth's unfrozen surface fresh water.
The Trans-Siberian Railway serves as a vital artery, linking the region to both European Russia and East Asia.