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Park County

Park County

The Top 20 Natural Monuments in Park County

Park County’s landscape is a beautiful place to explore — something that you can best experience by visiting one of our 20

beautiful natural monuments in Park County. To help you find the one for, you can see all the details you need to explore the best natural monuments, and better plan your next outdoor adventure!

Last updated: November 21, 2025

Mammoth Hot Springs Terraces

Highlight • Natural Monument

The Mammoth Hot Springs are a collection of geothermal vents and springs that empty onto the hills surrounding the city of Mammoth. The mineral rich spring water leaves behind beautiful marble white structures called terraces, which look like staircases.

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Lower Yellowstone Falls

Highlight • Waterfall

Yellowstone Falls consist of two major waterfalls on the Yellowstone River, within Yellowstone National Park, Wyoming, United States. As the Yellowstone river flows north from Yellowstone Lake, it leaves the …

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Emerald Spring

Highlight • Natural Monument

Emerald Spring is a hot spring located in the Norris Geyser Basin of Yellowstone National Park and is viewable from the wooden boardwalk. Originally named Emerald Geyser by park superintendent …

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Black Dragon's Cauldron

Highlight • Natural Monument

This swirling and bubbling mudpit has been around since 1948, when it mysterious appeared and swallowed the trees surrounding it. Over the years the caldron has thrown out large bursts …

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Upper Yellowstone Falls

Highlight • Waterfall

Upper Yellowstone Falls is located on the Yellowstone River and has a vertical drop of 110 feet (33 m). Only a quarter of a mile upstream from its bigger brother, …

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Mud Volcano Area, Yellowstone National Park

Highlight • Natural Monument

There are a variety of fairly unique geothermal features accessible from the Mud Volcano Trail and boardwalk. Bison use the area for bug repellent and are a common sighting.

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Sour Lake

Highlight • Lake

Sour Lake is located in Yellowstone National Park and is a highly acidic body of water. The lake's extreme acidity is because of the microorganisms that live in it; they …

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Norris Basin

Highlight • Natural Monument

Norris Basin is the oldest and hottest of all the thermal areas in Yellowstone National Park. Dating back to over 115,000 years, there is evidence to show the area was …

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Back Basin

Highlight • Natural Monument

Back Basin is located in Yellowstone National Park's Norris Geyser Basin, a geothermal hotspot. Unlike the more barren Porcelain Basin, Back Basin is forested with young lodgepole pines growing among …

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Minute Geyser

Highlight • Natural Monument

Minute Geyser in Yellowstone’s Norris Geyser Basin once erupted every minute, reaching heights of 40–50 feet, but early visitors damaged its plumbing by tossing coins and rocks into the opening. …

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Other adventures in Park County

From the Arctic Ocean to the Panama Canal — North American Epic

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Didn’t find what you were looking for?

Find even more amazing natural monuments in Park County by checking out the top Highlights region by region:

Mammoth Shoshone National Forest Yellowstone National Park

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Extend your search for the best caves by checking out these guides of the top ones in Park County:

Teton County Absaroka Range Medicine Bow-Routt National Forest Bridger-Teton National Forest Albany County Fremont County

The Top 20 Natural Monuments in Park County

Mammoth Hot Springs Terraces

Lower Yellowstone Falls

Emerald Spring

Black Dragon's Cauldron

Upper Yellowstone Falls

Mud Volcano Area, Yellowstone National Park

Sour Lake

Norris Basin

Back Basin

Minute Geyser

Other adventures in Park County

Most popular routes in Park County

Most popular attractions in Park County

Get inspired with the komoot mobile app

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