At 207 feet, one of the world's longest continuous escalators.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

Vermont's hills are alive with the sound of music at this historic hotel.

The highest peak in the state of Vermont has some interesting features.

Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

This extraordinary Depression-era expenditure was modeled after a postcard of a Mediterranean hotel.

Abandoned former poorhouse, bible college, and haunted house in an Ohio hamlet.

The North Carolina grounds are leased in perpetuity to the British Commonwealth for as long as the WWII sailors are buried there.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

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

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

The oldest continuously occupied public building in the United States.

Eastern zen meets Western grit in these four little trees growing out of a rock on Lake Tahoe’s Nevada shore.

The arch that celebrated the completion of the Lincoln and Victory highways.

In this quiet park a rendition of a classic painting graces the outside of a charming restroom.

This is the last hand-cranked chain ferry of its kind in operation in the United States.

The park is home to the United States's only still-operating Dutch windmill.

FDR's Art Deco hospital tower was hopelessly inefficient.

She stares out across six lanes of traffic, clutching a musket and infant with determination.

This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

Proto-CIA agents trained with grenades in the sand traps and fired machine guns from the fairways.