Learning about the history and rumors of aliens, cryptids, and secret treasure within the depths of the world's oldest lake, Lake Baikal. In a remote Siberian landscape lies the very first lake, whose depth seems never ending and its inhabitants, mythological. It’s seen millions of years of growth, history, and organisms. Thousands of species are specific to this lake alone, but do we know what lies at the bottom of the deepest lake in the world, and is it even of this world? Today, we’re taking a deep dive into the mysterious Lake Baikal.