The plague quarantine island home to the alleged "Vampire of Venice."

The decaying ruins of Wales' first asylum for the mentally ill.

The one-time stronghold of the noble Douglas family, now home to ghost sightings and nesting birds.

17th century puritan church with connections to the Salem Witch Trials.

Lonely minaret stump of a destroyed city.

Beatlemania is still going strong... at least in Kazakhstan.

Glacial lake that mysteriously empties itself every year.

Final palace complex of the last of 29 Kokand rulers.

Submerged trees jut ghost-like out of an idyllic turquoise mountain lake.

Home of the ruins of a British slave castle.

Once living up to its name as the grandest hotel in all of Africa, the Grande Hotel is now home to a community of squatters.

Pyramid shaped monument with a tall tale attached.

Extremely isolated Silk Road caravanserai in the middle of nowhere.

This aging storage facility is the world's largest brick warehouse.

Abandoned ship reimagined as a street art canvas.

Abandoned castle was once a grand example of Russian privilege, built exclusively to win a frivolous bet between noblemen.

Picturesque ruins once held off mighty armies.

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

In which a local geological marvel becomes a quaint roadside attraction.

A toxic ghost town sitting atop a massive coal fire.

A scenic overlook of a pit mine hundreds of meters deep filled with blue water.

A fiery crater has been burning in the Karakum Desert since 1971.

An enormous concrete structure built over a nuclear crater.

These rows of World War II-era bunkers were the scene of some of the infamous Mothman sightings.