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Greater Yellowstone Ecosystem adventures

Greater Yellowstone Ecosystem Adventures

The Greater Yellowstone Ecosystem is one of the largest nearly intact temperate-zone ecosystems on Earth, offering an unparalleled blend of geological wonders and diverse wildlife.

22 million+
Acres Protected
Over 2,000
Miles of Trails
Over 4 million
Annual Visitors
1872 (Yellowstone NP)
Year Established

About Greater Yellowstone Ecosystem

Greater Yellowstone Ecosystem
 

The Greater Yellowstone Ecosystem (GYE) spans over 22 million acres and includes Yellowstone National Park, parts of Grand Teton National Park, several National Forests, and numerous wilderness areas across Idaho, Montana, and Wyoming. This expansive area encapsulates a rich tapestry of landscapes, from rugged mountains to sweeping river valleys, supporting hundreds of species of wildlife, including grizzly bears, wolves, and herds of elk and bison. The ecosystem is renowned for its geothermal features, with over 10,000 such sites in Yellowstone alone, offering a glimpse into the Earth's fiery seams. The human history of the area is just as vibrant, embodying stories of indigenous peoples, pioneering explorers, and conservation triumphs. Recreational opportunities are plentiful, with endless trails for hiking and biking, pristine rivers for fishing and kayaking, and open parks for camping and wildlife spotting.

Highlights

Highlight

Old Faithful Geyser

Highlight

Grand Prismatic Spring

Highlight

Lamar Valley for Wildlife Viewing

Highlight

Beartooth Highway

Notable Natural Features

Old Faithful

Predictably erupts every 44 to 125 minutes, mesmerizing onlookers with its powerful spout of steam and water.

Grand Canyon of the Yellowstone

A stunning canyon, carved by the Yellowstone River featuring dramatic cliffs and impressive waterfalls.

Mammoth Hot Springs

Hot springs known for their terraces made of travertine, with waters that constantly change the landscape with their deposits.