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NOVA S21E19 · Journey to the Sacred Sea

NOVA

NOVA

Season 21 · Episode 19 · Journey to the Sacred Sea · 55 min

NOVA travels to Lake Baikal, the world's oldest and deepest lake, containing one-fifth of all the fresh water on Earth. Investigating Baikal from above, below and all around, NOVA charts its dramatically changing environment over the course of four seasons.

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