A dangerous narrow-gauge railroad once traced a route through this striking canyon.

For over a century, it has been a tradition to raise a flag at the top of this 450-foot sandstone pillar on the 4th of July.

The fifth-longest natural arch in the world, and the longest outside China.

These two giant boulders mysteriously perched on a 60-foot cliff may have been slung up there by a raging tsunami.

This isthmus in the Bahamas narrowly separates the roiling Atlantic from the cool Bight of Eleuthera.

The only museum outside of Australia dedicated to exhibiting the artwork of Indigenous Australian artists.

Herbert Hoover's "Brown House" rural presidential retreat was a PR disaster amid the start of the Great Depression.

This labyrinthine resting place of Black American leaders has been reclaimed by nature.

This unique historical monument features large concrete spheres designed to resemble fallen stars.

This statue is dedicated to Grace Sherwood, the last person in Virginia to be convicted of being a witch.

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.

The skeletal white beams stand as a monument to religious dissent.

This bridge is haunted by the ghost of a distraught mother.

The highest point in Washington state is a volcano covered in glaciers.

A bookstore with an entire room dedicated to damaged and forlorn comic books.

A giant Troll lurks under one of Seattle's oldest bridges.

Ute tour guides have been sharing the ancient dwellings and rock art inside this large park with visitors for more than 40 years.

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

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

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

Improbably, the largest wildlife refuge in the conterminous 48 states sits just northwest of Las Vegas, Nevada.

A collection of haunted objects and macabre oddities under one roof.

Nature has shaped this drainage tunnel into the digestive tract of a mighty beast.

This site is home to ancient petroglyphs and pictographs dating back to 6,000 B.C.