This six-building complex is the home of the world's largest steer.

This simple badlands butte is the highest point in North Dakota and may be the only high point to charge admission.

At the time of its completion, it was the tallest dam in the world.

This Wyoming town is fascinated by a particular mythical creature.

One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

Long before guestbooks and hotels, frontier travelers signed their names on this rock face.

Creek water that starts here has a 50/50 chance of ending up in the Atlantic or the Pacific.

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.

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

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

A beautiful geyser under environmental threat.

Home to the deepest rift anywhere on Earth.

Touch an actual dinosaur bone at this eclectic trove of Rocky Mountain treasures.

Modeled after a famous church in Vienna, Austria—but in Helena, Montana.

A classic mystery spot complete with spots that are said to make you shrink or grow when you stand on them.

These giant metal horses graze on a hilltop near the Montana highway.

The highest point in Montana is as rugged and singular as the state itself.

High in the Rockies the third largest statue in the U.S. opens her welcoming arms, and lights up the night sky.

An apocalyptic seismic event creates a deadly chain reaction that ends with a 6-mile long lake developing within weeks.

This beautiful ancient site is dotted with perforated sandstone pillars considered sacred by some Native American groups.

The only road through the heart of Glacier National Park.

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

One of America's first dinosaur parks gives a window into Depression-era paleontology.