Follow a team of paleoclimatologists as they unlock the secrets of the Earth's climate in a seemingly unlikely place: caves. Ancient Caves immerses you in these vast underground worlds where you'll see stalagmite samples that are geologic "fingerprints" that reveal clues about our planet's climate history. You'll follow the team to some of the world's most remote caves, above and below water, in France, Iceland, the Bahamas, the United States and Mexico. Narrated by Bryan Cranston.
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