What have we discovered about Yellowstone's wildlife, geysers, and other natural features? How can we learn from the park's history to help us protect its future? In this video series, explore Yellowstone's most popular questions and important issues with park rangers, scientists, historians and park visitors. Discover more about the world's first national park: experience Yellowstone In Depth.
Waters of Yellowstone
People are drawn to water, and there's so much water in Yellowstone—rivers, lakes, hundreds of waterfalls, geysers, and hot springs. Water can flow very quietly and slowly. It can be loud and roaring and raging and fast. And then there is Yellowstone Lake, which is like an ocean in the middle of our continent.
Predicting Old Faithful
Yellowstone preserves the most important bison herd in the United States. Learn more about the near extinction and recovery of these remarkable animals, how they make it through harsh winters, and what their survival says about our ability to share the landscape with another species.
With over half the world's geysers, Yellowstone offers tremendous opportunities to see these geologic wonders in action. Explore the mechanics of geysers, their role in the park's history and what they teach us about the world in which we live.
Mountain Goats in Yellowstone
Voices of Yellowstone
Generation W: The Generation of the Wolf
Bears - A Yellowstone Love Story
Everyone loves the bears in Yellowstone. In the park's early years, people fed them along the roadside and they learned to beg and scavenge at hotels, campgrounds, and the park's garbage dumps. But was the era of the "beggar bear" ultimately good for the people or the bears? Find out how this love affair has evolved over time.
On the surface, Yellowstone's waters look placid and pristine. But look closer-things aren't quite what they seem. There's trouble in the waters: Aquatic invaders-including fish, parasites, and snails-are moving in on native species. Follow three scientists as they search for answers in restoring health to Yellowstone's lakes and rivers.
Yellowstone's Restless Giant
Last updated: June 30, 2017