This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

An architect's childhood fantasy treehouse made real.

Dance on a hand-hewn log floor padded with bouncy boxcar springs at a saloon built in 1883.

A small Wyoming town is home to the state's oldest-operating soda fountain.

The remote outlaw hideout of Jesse James, Butch Cassidy, and the Sundance Kid.

Native Americans built this circle of stones, which was used to predict astronomical events.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

This monument remembers one of the manliest men of the frontier who fought a grizzly before dragging himself 200 miles to safety.

A fitting attraction for the corn capital of the world.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

Just a man taking his prehistoric pet for a stroll.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

This church was constructed by a shipbuilder and designed like an upside-down boat.

Contains a wealth of information about the first exploration and later use of the Green and Colorado Rivers.

These tall, red sandstone pinnacles outside Moab are often forgotten amid their more famous neighbors.

This magnificent natural sandstone bridge is one of the largest in the world and is an iconic symbol for Lake Powell.

The largest wildlife crossing in Utah allows local fauna to safely traverse the six-lane Interstate 80 at Parleys Canyon.

At this gas station in the middle of the desert, a convenience store has been carved directly into the rock.

Within the former ghost town of Cisco is a carefully restored tiny town with one resident and its own art residency.