There is a small island in the Gulf of Nicoya where the only human inhabitants are dead.

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

A secret climbing tree hides along the side of a Costa Rican road.

Disused penal colony features prisoner artwork, some sketched in human blood.

Where dogs like the rare "Fire-Tailed Border Cocker" run free on the mountainside.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

This museum boasts a bucket of teeth and tells the tale of a 20th-century dental circus.

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

A rare view of a preserved Victorian science museum.

The largest Buddha statue in the Western Hemisphere is just 50 miles north of NYC.

For over 80 years, Mayan ruins stood proudly in a most unlikely location.

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

Once forgotten, this strip of sand was a rare beachside haven for Black Americans in Atlantic City.

This quaint New Jersey graveyard is an eternal resting place for thousands of beloved pets.

The bank that helped fund the Mexican-American War and the purchase of Alaska met its downfall after helping Augusto Pinochet launder money.

This devil-dancing ceremony now celebrates a miraculous image of the Virgin Mary that appeared to a modern-day Robin Hood in a mineshaft.

The celebrity luchadores of La Paz are tough ladies in traditional petticoats and braids.

Mysterious Incan ruins on a tiny island in Lake Titicaca.

In La Paz's huge, city-sized cemetery, the deceased are stored in rows of apartment-like buildings.

This lake’s emerald green waters are a spectacular sight, but it’s not a great place for a swim.

A desert that evokes the surreal.

Bolivia's needle-like rock formations.

This red lake 4,000 meters above sea level is home to rare flamingos.

A valley of unique erosion patterns lends to a view like nothing on Earth.