A chilling monument to Korean patriots who resisted the Japanese occupation.

A waterfall runs right through the middle of this Taiwanese shrine to the hundreds of workers killed while building a nearby highway.

Mysterious Spanish catacombs of unknown origins.

Cliffside houses provide a spectacular view from their perch above the valley.

One of the most photographed buildings in a city known for its Modernista architecture is an abandoned squat.

This former Baroque palace on the historic Calle Montcada is a rare architectural gem and was once the meeting place of an aristocratic scholarly society.

The 17th-century hacienda where Simón Bolívar spent his last days before dying from tuberculosis.

This collection of ancient, mountaintop, underground tombs was once hidden by decades of bloodshed.

A scalable map of Colombia with the bonus of a butterfly house.

The world's only pure blue lizard lives exclusively on this secluded tropical island.

This elegant Colombian fortress was one of the torture headquarters for the Spanish Inquisition.

Hidden amid the tropical forest in the Caribbean Sea are the decaying ruins of the Cocaine King's luxurious island party home.

This necropolis is home to eclectic funerary art and is the final resting place for much of the city's nobility.

The pedestrian traffic signals in Brazil's teeming metropolis light up with clues to nearby landmarks.

As one of the world's largest hydroelectric dams this plant took two countries to get built.

From 135 feet high riders plunge down the world's tallest freestanding body slide at 65 mph.

The massive gardens and office of a Brazilian sculptor.

The ruins of this Brazilian island prison still bear the scars of the bloody rebellion that closed it down.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

Ruins of a 10th century church tucked away deep in a botanical garden.

Five candy-colored villages on the Italian Riviera.

The glowing blue Nymphaeum of Emperor Tiberius.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

Stalactites and stalagmites in a beautifully lit cave.