This abandoned hospital is one of the most haunted places in Costa Rica.

This overgrown mountain village has been abandoned for nearly a century.

A long and winding trail through an ancient forest of imaginative sculptures hidden behind a garden center.

Pickles belong on pizza and this freewheeling outpost proves it.

A ghostly mansion in the middle of downtown Tunis.

The romantic botanic tunnel feels like a well-kept secret.

The U.K.'s first underground railway line is now a lively thoroughfare for runners and cyclists.

This former train tunnel is filled with lines from a poem crafted by Robert Louis Stevenson.

This Central New York ghost town was once a prosperous railroad community.

A once grand hotel is being retaken by the wilderness it once capitalized on.

With no menu and no sign, this 130-year-old taverna doles out affordable home cooking.

A folk-art cottage and hotel straight from a Slavic fairy tale.

Once home to a thriving oil industry, this town now sits eerily abandoned.

Stuck in a bygone era, the oldest subterranean shopping street in Japan hides beneath the popular Asakusa district of Tokyo.

Dine on superb local staples in a converted historic church.

Faces carved into the cliffs create an otherworldly walking trail.

A haunting—but not haunted—chapel remains in the woods.

This lookout tower built in the 1930s is now an in-demand cabin with what might be the best view of the Seneca State Forest.

Despite the ever pressing encroachment of urban sprawl this grand New Orleans manse still stands.

After 400 years of being closed to the public, this monastery's underground tunnels and secret garden are now a museum.

Drink the 'Blood of Christ' in this Roman Catholic fever dream.

The Icelandic Sea Monster Museum explores the area's history of aquatic cryptid sightings.

A museum dedicated to the mysterious cryptid.

This magical oasis in East Texas is one of the most biodiverse acres in the country.