Breathtaking Baikal: Above and below the world’s deepest lake

It’s the world’s oldest lake at 25 million years, with a depth so great that much of it remains unexplored. Lake Baikal is the next stop for Thabang Motsei as she continues her Siberian travels. RT LIVE Subscribe to RT! Like us on Facebook Follow us on Twitter Follow us on Instagram Follow us on Google RT RT (Russia Today) is a global news network broadcasting from Moscow and Washington studios. RT is the first news channel to break the 1 billion YouTube views benchmark.