This super steep hike ascends 2,000 feet in less than a mile.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

At one time this small mining village was the highest town in America but now it sits abandoned while the mine churns on.

An enthusiastically interactive mining museum that won't let black lung ruin the fun.

Isak Heartstone, a 15-foot wooden troll made out of recycled materials.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

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

When ecosystems collide in the arid Southwest.

The ruins of Theodore Roosevelt's beloved ranch stand in a forgotten corner of a national park named after him.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

Famously misunderstood wonder of the ancient world

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

A plaque claims this artwork outside a children's hospital was used in the 1998 Quidditch World Cup.

Museum about life, death, and cannibalism in the Stone Age.

A popular rock that acted as a waymarker for American pioneers.

Banksy's image of a naked man dangling from the window of a sex health clinic.

"...I guess that was your accomplice in the wood chipper?"

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

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

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.