A spiritual vortex among the red rocks in Sedona.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

This sinkhole in the Arizona desert is filled with carbonated, arsenic-rich water

An excursion train traverses a picturesque red-rock canyon along the Verde River.

The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

A Wild West jailhouse that slid down the mountainside.

Inside this store, a mysterious statue draws visitors from the world over.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

The mysterious round rocks of Schooner Gulch.

A B-17 bomber stands as a memorial to the residents of Tulare County who served in World War II.

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

Two rocks in a perpetual kiss and one of "the most romantic spot in America."

A New England-style lighthouse along California's beautiful Highway 1 gets a re-do.

The graffiti-covered remnants of a former triangulation station are balanced precariously on this California peak.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

This little museum has an exhibit devoted to the elusive forest denizens.

The second-largest giant sequoia in the world.

This massive redwood tree has a hole in the base big enough to drive through.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

An optical illusion found amid a logged redwood forest.

These once-beautiful historic graveyards are set against the barren Virginia City hills.

A whimsical, punny collection of "fence art" outside the tiny mountain town of Baker, Nevada.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.