Watch Baikal: The Heart of the World 3D (2021) : Full Movie Online Free Baikal is the oldest, the deepest and the purest lake on the planet. But it's not only that - Baikal is an ideal model of our world, as it shall be. Everything is possible here: to walk on water, to touch the sky, to talk with the universe. Baikal is our hope and our future. It's a film about the thirst, about the eternity and about all of us. The genre is epic documentary. The aim is to change the world.