The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

"X" marks the spot of an echo chamber in the middle of a plaza.

This small-town library was the first in the world to be entirely supported by taxation.

Known as one of the most climbed mountains in the world, this barren peak is permanently bald thanks to an anti-wolf fire.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

The library of every book lover's dreams.

A castle built for love, and abandoned due to heartbreak.

This delicate museum is devoted to the art and industry that once supported Cape Cod's oldest town.

This evocatively named natural crevasse was created by a torrent of water that smashed right through a granite deposit.

250-year-old farm now features sculptures, a petting zoo and a hippy-bazaar.

This lighthouse was witness to the end of WWII hostilities and now collects creepy cairns.

This fairy tale-themed amusement park is now abandoned, and childhood metaphors abound.

A railroad magnate's replica village has become home to a genetic seed bank for rare breeds of livestock.

Off a hiking trail in Rhode Island stands a picturesque memorial to a long-forgotten war.

Mysterious stone tower featured in many alternative histories of the New World.

Oldest synagogue in the United States.

Eco-friendly island mansion.

Abandoned Coast Artillery fort now serves as graffiti canvas and sightseeing vantage point.

Enjoy an overnight at an old haunted B&B site of the Borden family murders.

Unicorns, elephants, and bears, oh my!

Only a shrine remains at the site of the catastrophic nightclub inferno that killed 100 Great White fans.

The largest body of water in Massachusetts annihilated four small towns just to slake Boston's thirst.