What are the three Siberian regions?

The three main Siberian regions are Western Siberia, Central Siberia, and Eastern Siberia. Western Siberia is characterized by its extensive plains and the presence of the Ob River, while Central Siberia features the Siberian Taiga and is known for its harsh climate. Eastern Siberia is marked by mountainous terrains, including the Lena River and the presence of Lake Baikal, the world's deepest freshwater lake. Each region has distinct geographical and ecological features that contribute to the vast diversity of Siberia.