Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

"Only the devil could play golf here."

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

A nature and cultural preserve named for its multitude of petroglyphs carved by the Northern Sinagua people.

A recreation of an Old West apothecary full of curios.

This ancient walled garden turns fog into food.

This remote Colorado canyon is home to the second-largest collection of natural arches in the world.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

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

Explore some of the most unique vehicles in history along with a cast of unsettling mannequins.

This massive crater in the middle of nowhere was used to train astronauts for moon landings.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

This enigmatic building features numerous architectural styles.

In the 1950s, two women saved this grand theater in the Colorado mountains from demolition.

These decaying bridges 1,000 feet high are a reminder of the skill it took to cross the Colorado Rockies by rail.

Unlike most arches, this geological oddity formed in a volcanic dike.

A waterfall and cave near Arroyo Seco that inspired the writings of D. H. Lawrence, Willa Cather, and Mabel Dodge Luhan.

All that remains of this abandoned coal town is a beautiful, haunting cemetery.

This Colorado hiking trail provides a small gold mine of abandoned gold mines.

An abandoned sawmill from more than 134 years ago stands testament to the ambition of one man.

Climb to the top of this spiritual tower, and you'll be rewarded with spectacular views.

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

This National Natural Landmark is one of the best examples of a “mass wasting” in the world.