Lake Baikal is located in southeastern Siberia, Russia between Irkutsk Region and the Republic of Buryatia. It is the deepest lake in the world, reaching a maximum depth of 1642 meters. Lake Baikal contains one-fifth of the world's fresh water. For local tribes and Buddhists, it is a sacred place. The document discusses developing ecotourism and cultural tourism around Lake Baikal in a sustainable way through cooperative communities while protecting its unique ecosystem and heritage.