Inside Yellowstone, boiling pools and melting ice expose Earth's deep past.
Go beyond Yellowstone's beauty to explore an active volcanic landscape, thermal pools filled with thermophiles, and fossil forests shaped by ancient eruptions. This season also uncovers ice patches releasing rare artifacts and clues to early people in the region. Sign up to see how one extraordinary place connects the origins of life, climate change, and human history.
Episode guide
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Frequently asked questions
Yes. Every plan unlocks the full library — including all Curiosity Originals like Ancient Yellowstone — in up to 4K, ad-free, on all your devices.
Ancient Yellowstone is a Curiosity Original, exclusive to Curiosity Stream.
Watch on the web, iOS and Android, Roku, Apple TV, Amazon Fire TV, Chromecast, Android TV, and most smart TVs. Start on one device and pick up right where you left off on another.
Curiosity Stream is our streaming service — thousands of documentaries and originals. The Smart Bundle is Curiosity Stream plus four other independent streaming services (Tastemade, Kidstream, Curiosity University, and SOMM TV) on a single subscription.