A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

This Moab institution functions as both a rock store and a small natural history museum.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

A mural of the Virgin of Guadalupe painted on the rock wall by canyon's religious namesake.

Canyon walls shrouded in ferns.

A short but powerful waterfall resides amid Colorado’s Great Sand Dunes.

A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

The start of the group that straightened the teeth of a nation.

A renovated hotel is bringing new life to a nearly-abandoned mining town in Colorado.

On the edge of grassland in northeastern Colorado, these rock formations are some of the few remnants of a high plain that has eroded away over millions of years.

A tunnel of hardened lava along Maui’s famous Road to Hana.

The famous aviator's final resting place is a study in natural beauty.

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

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

Gleaming self-built castle towers made from beer cans and inspired by "Vitamin Mary Jane."

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

A small store filled with animal skulls and other curiosities.

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

Neal Cassady may still have an open tab at one of Denver's oldest watering holes.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

This sculpture perfectly models the molecular structure of a drug that was never produced.

This southwest-styled home in Santa Fe claims to be the oldest house in America thanks to an ancient bit of foundation.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.