Follow RT.com for geographical regions, including Siberia, which is a subregion of Asia located in Russia. It has been part of modern Russia since approximately the 16th centuries. Siberia accounts for 77 percent of Russia's land area, but only around 27 percent of its population. Find the news on history and development of Siberia. It is rich in a number of valuable natural resources, lakes, rivers, beautiful massive landscapes, etc. Check out RT.com to get the news on geographical features of Siberia, as well as on geology of Siberia.