One-of-a-kind preserved ruins of an abandoned 1880s church in Chicago's Pilsen neighborhood.

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Ancient cliffs resembling a kilt on Scotland’s second-largest island emit an entrancing sound.

These fantastically named natural pools look like something out of a Scottish myth.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

A 18th century graveyard and its astonishing cortege of macabre iconography.

The most loyal of little dogs, or a Victorian era publicity stunt?

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

Largest lake in Great Britain measured by surface area.

A Beaux-Arts triumph rises from decades of decay to become the heart of a new innovation district.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

One man's attempt to create an artistic wonder on a run-down block in Detroit.

A typical "Old South" manor, once owned by author Anne Rice, served as the setting for several of her witchcraft sagas.

One of the longest water bridges in the world was built over a supposedly haunted swamp in Louisiana.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

Statue dedicated to the star of an old television show.

A bizarre house filled with an astounding array of collections.

Less a museum than a bizarre fantasy world created by artists and engineers.

Former hotel turned into haunted playground.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

The second oldest continuously operating bar in Louisiana.

A snapshot of the city's fascinating voodoo culture.