Legend says entire herds of cattle have disappeared within this boulder-strewn landscape.

A once crucial portion of the Long Island railroad still lays abandoned, waiting to be turned into an urban park.

Wander among the abandoned ruins of this once-powerful medieval town.

The unexpectedly beloved remnants of a controversial thermal power plant.

The elegant manor house where Kaiser Wilhelm II lived in exile after World War I.

Only a fragment of this 15th-century Dance of Death survives today.

A girls' boarding school inspired by the Chicago World's Fair, once abandoned, now restored to strange and scenic glory.

All that is left of an Armenian community that thrived in Dhaka 200 years ago.

Step into a cartoon at this Seoul café that aims to evoke a two-dimensional scene.

A spring-fed pool so deep it's used for scuba diving as well as swimming.

This landmark Victorian folly rewards visitors with spectacular views over the Peak District.

The carved remains of a 200-year-old oak tree memorialize the namesake of the iconic "Wizard of Oz" character.

The floor of this spectacular Baroque sanctuary is covered in memento mori.

The tombstone of an unfortunate explorer who disappeared in the Paris Catacombs.

A little-known ruin with a convoluted history and a fascinating latrine drainage system.

This unique temple complex remains off the typical tourist trail.

The 3,600-year-old archeological sensation is considered to be the oldest representation of the cosmos.

This Old West prison built into the side of a cliff was said to be inescapable.

These abandoned vessels are destined to be reclaimed by the forest.

Two large eyes painted anonymously on a mountain overlooking the city pay homage to an old legend.

An extraordinary mix of Phoenician, Roman, early Christian, and Byzantine ruins beautifully set overlooking the Mediterranean.

This cave system allegedly holds the "metallic library" of a lost ancient civilization.

Despite its grandiose name, this enigmatic first-century void under the town is no cave, and it's possibly not a palace either.

Believed to be haunted, this old cemetery is beautifully adorned with Spanish moss hanging from the trees.