The oldest still-operating tavern in the United States was once owned by a pirate.

A little-known hot spring haven right below the highway.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

Naturally formed white marble arch housed in an abandoned marble quarry from the 1800s.

One of two lighted lanterns hung in the church belfry on the eve of the Revolutionary War to warn that the British were on their way.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.

This miniature feudal castle was built on a whim to honor a US Navy pioneer.

This stunning sea creature-shaped home blends into the landscape like a fantasy villa.

Palatial mansion estate used in films including "Flowers in the Attic" and "The Witches of Eastwick."

Unlike other abandoned asylums this empty institution welcomes visitors, just don't go in the buildings.

The walkable ruins of an 19th century hotel, destroyed in a horse cremation gone wrong.

The Boston square dedicated to the dark poet who was born nearby.

An obscure waterfall that looks like something out of a fantasy novel.

Friction between grains of sand cause a curious "singing" sound.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

A half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

A multi-storied adobe complex has been inhabited for more than a thousand years.

The drama of nature in full effect in this Nevada State Park.

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

A 120-year-old legend concerning an empty circular patch in the North Carolina woods.

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

A meditative space out of a fantasy story.

The famed architect designed this Minnesota gas station of the future with a lookout tower.