These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

A monument commemorating the role of Alaska's native Tlingit guides in the Klondike Gold Rush.

Originally a brothel during the Klondike Gold Rush, this bar once used dolls to denote when ladies were working.

This "Alaska-style" billboard is over 100 years old.

This remote river crossing was a popular campground on American westward expansion trails, and a former Pony Express station.

This sandstone building is a relic of the Overland Trail.

This town is home to the world’s largest arch constructed entirely of elk antlers.

A creek tumbles over a series of step-like rocks to create this scenic water feature.

A miraculous natural phenomenon known as "the spring that breathes."

This 35-foot troll in Jackson Hole, Wyoming, was made by the world’s leading recycling artist as part of a global fairytale.

Around half a million years ago, these magnificent columnar basalt cliffs were formed from cooling lava.

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.

Remnants of a town from a bygone era.

The world's largest mineral hot springs is home to a herd of bison, a free public bath house, beautiful mineral formations, and a terrifying swinging bridge.

Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.

A small town built on an abandoned airfield has former runways as streets and a bar and grill in an old airplane hangar.

Locally known as the "Onion” and the "Egg Beater,” Casper’s most recognizable buildings are beloved local landmarks to many, and eyesores to others.

A scenic natural bridge with a creek running underneath.

This Wyoming town is fascinated by a particular mythical creature.

A massive land art sculpture fills a green space once tarnished by a landfill.

The world's first and only escalator for lazy bicycles and their daunted riders.

A Bronze Age stone ship said to be the grave of the mythical founder of Gotland.

Largest island in the Baltic Sea experiences such idyllic weather that roses bloom in the middle of December.