Witnessing the might of this dessert-colored desert waterfall is a rare, powerful treat.

One of the largest, oldest, darkest, quietest motel rooms in the world.

This historic national park is covered in the stunning ruins of red rock pueblos.

Ancestral Puebloan ruins, natural arches, and box canyons abound in this seldom-visited corner of Monument Valley Navajo Tribal Park.

A stealthy Apache hideaway that became the haunting site of a mass grave.

In a 345-million-year-old cave that's 200 feet underground, dinner awaits.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

A reproduction of earth's many biomes.

A self-built castle made by a mysterious man.

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

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

Dramatic river bend surrounds a natural red-rocked pedestal.

Most-visited and most-photographed slot canyon in the American Southwest.

Rippling sand dunes frozen in the Arizona rock.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

Hidden in a hotel parking lot is a strange historical plaque erected by an obscure fraternal society.

The modest home of the very immodest dancer who cost a king his crown.

The capitol city's oldest existing cemetery.

This 15-story mural celebrates the 50th anniversary of the musician's iconic "At Folsom Prison" album.

Rising out of miles of farmland, these buttes are sometimes called the world's smallest mountain range.

A water tower shaped like a giant coffee pot looms over a small Swedish village in Central California.

Costumed elves and mountain bikers co-exist peacefully at this abandoned Christmas-themed adventure park.