A hotel and restaurant serving as the mecca of kitsch.

A place to see how French aristocrats lived in the early 1900s.

This otherwise innocuous bodega was once the headquarters of the most feared assassin's guild in American history.

A well-studied colony of endangered bats roosts in this abandoned Victorian Gothic mansion.

The world's largest occupied bat houses hold hundreds of thousands of flying mammals.

Thriving meadows span a rooftop in one of Brooklyn's most heavily industrialized neighborhoods.

Each summer, the migratory bats living beneath the bypass form "batnadoes" at dusk.

Thousands of Mexican Free-Tailed Bats soar around an abandoned storm drain at sunset each summer.

This statue standing near Sweden's southernmost point was based on the grandmother of a modern movie star.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

The oldest hotel in the world has been operated by the same family for over 1,300 years, even catering to samurai.

This strange, small castle on the bayou has withstood the test of time and weather.

No passport is required to eat around the world at this elegant restaurant.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

A kindergarten shaped like a cat with a tail that's a slide.

European castle ruins in an American state park are actually the product of death and grief.

An abandoned castle owned and ignored by Masons carries a cursed history.

The eccentric mansion of one the most popular horror authors of modern times.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.

A ghost town originally established and governed solely by Black Americans seeking a place of their own, free from discrimination.

This former mining hub holds a surprising abundance of undisturbed relics from the Old West.

An abandoned town is hidden in Great Smoky Mountains National Park.

Hidden in the hills of Western Pennsylvania lies one of the best-kept ghost towns in America that you can legally visit.

The oldest operating apothecary in the US has treated everyone from Thomas Edison to Mark Twain.