This harrowing climb along West Virginia's jagged spires is one of the only Via Ferrata on America's east coast.

A stretch of highway even lonelier than the so-called "Loneliest Road in America."

This tiny, triangular block has held the world record since 1964.

Take a trip back in time at this retro cinema dating back to 1954.

This cemetery holds the remains of an accused witch and the man that ensured her freedom.

Fears of Satanic worshippers swirl around five Celtic-inspired megaliths.

Red rock "fangs" jut out of the desert near the Extraterrestrial Highway.

An approximately 500 million-year-old rock outcropping covered in fossilized bacteria.

A beautiful museum filled with thousands of chairs.

Ancient Phoenician and Roman tombs carved into the rock overlook the Moroccan coastline.

One of the largest wildlife refuges in the contiguous 48 states, it was instrumental in preserving the pronghorn antelope from extinction.

A wonderland of caves in eastern Iowa.

The lasting remains of the region's once booming cement industry.

A large, remote national monument highlights the typical geologic structure seen in Nevada.

Where the Millerites gathered to watch the end of the world in 1844—and left disappointed.

This park is home to a massive bird sanctuary.

An intricate network of underground tombs carved into volcanic rock.

The National Park Service’s best-kept secret with views that rival any in D.C.

Considered by many to be a local landmark and treasure.

Said to be haunted, this tower was constructed by a sugar importer as a gift to his wife.

The first marker along the famous boundary.

In 1952, this restaurant began selling the Colonel's “secret” recipe.

The world's largest version of this iconic puzzle cube is located in Knoxville, Tennessee.

An unusual slot canyon in the Aztec/Navajo Sandstone has a cross-section like an inverted old-fashioned keyhole.