Yellowstone is home to the worlds largest concentration of petrified trees. Learn how the forests turned to stone and what they reveal about Yellowstones past.

0034 Petrified Trees

When you visit Yellowstone, you see Park Rangers from time to time and can ask them questions about the features and processes in the park. We decided our online visitors deserved a similar opportunity so we created these short videos to give you an online roving ranger experience.

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0034 Petrified Trees

0034 Petrified Trees

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