The Restless Giant

On March 1, 1872, Yellowstone became the first national park for all to enjoy the unique hydrothermal and geologic wonders. All of the hydrothermal activity in the park is part of the Yellowstone Volcano, which is powered by an underlying hot spot.

 
 
Basalt columns form the edge of a cliff in a snow-covered landscape.

Volcano

At the heart of Yellowstone is a large volcano.

Rocks cover the Grand Loop Road near Gibbon Falls after an earthquake.

Earthquakes

Yellowstone is one of the most seismically active areas in the United States.

 

Experience Your Yellowstone

An amazing experience awaits you here. In November, most of the park's roads and services are closed, so please check the current conditions, operating seasons and hours, road conditions, and lodging and eating options to help plan your visit as best as possible.

 
A car drives along on a winding road during a foggy morning.

Park Roads

Check the status of park roads.

View from the top of a building shows visitors standing in a wide arc around a steaming geyser.

Webcams

Watch Old Faithful erupt or see the Upper Geyser Basin, Mount Washburn, Yellowstone Lake, and some of the park entrances.

A lone person standing on a boardwalk and takes a picture of steaming hot springs.

Things To Do

Explore all the different things there are to do in the park.

Snow blankets rolling hills and conifer trees grow along the ridges.

Play in the Snow

Winter is a magical time to explore Yellowstone by skis, snowshoes, snowmobile, or snowcoach.

A skier enjoys a winter sunrise at near a steaming geyser.

Explore in Winter

Ready to brave the cold? Check out this information for planning a winter visit.

Child wearing a winter hat and coat looking out across a deep, aqua-green hot spring.

Kids & Youth

What fascinates you about Yellowstone? Personalize your online adventure of the world's first national park.

Map of Norris Geyser Basin showing a brief description and image of Steamboat Geyser.

Virtual Tours

Virtual explore different parks of the park through interactive maps.

 

Understand Yellowstone

Yellowstone is as wondrous as it is complex. The park is at the heart of the Greater Yellowstone Ecosystem, where nature and culture abound. Here are just a few highlights for you to learn about the park.

 
Water cascades over a cliff into a canyon

Influence of Geology

Geological characteristics form the foundation of an ecosystem.

The rainbow colors of Grand Prismatic Spring range from blue to orange.

Hydrothermal Systems

Yellowstone's hydrothermal systems are the visible expression of the immense Yellowstone volcano.

Underwater view of the lake floor, showing sand and gravel.

Yellowstone Lake Geology

Discover a bit of what dynamic processes are going on below the lake's surface.

Silhouette of the western US with different caldera ash flows.

Make Your Own Caldera

Create your own caldera (safely).

A hot spring

Hydrothermal Features

Fumaroles, Hot Springs, Mudpots, Geysers! You can find them all in Yellowstone.

A heartbeat graphic is superimposed over a croaking frog and a mountain valley

Yellowstone Science

Yellowstone Science shares in-depth, science-based knowledge about the Greater Yellowstone Ecosystem.

 

Preserve Yellowstone

The National Park Service works to preserve Yellowstone for the enjoyment, education, and inspiration of all people. We are not alone in this endeavor-park partners, volunteers, and visitors all help. Learn how to get involved.

 
Park carpenters working on cabinets and shelving.

Work With Us

Search for jobs with the National Park Service or companies that operate in the park.

Photo of ranger deploying bear spray.

Bear Spray

Learn about this highly effective bear deterrent.

Snowmobilers stop to take photos of Electric Peak at a Swan Lake Flats pull-out.

Winter Use Management

The final Rule authorizing oversnow-vehicle use in Yellowstone was published in the Federal Register on October 23, 2013.

Last updated: October 30, 2020

Contact the Park

Mailing Address:

PO Box 168
Yellowstone National Park, WY 82190-0168

Phone:

307-344-7381

Contact Us