This abandoned Greek island was the last active leper colony in Europe.

An abandoned mansion is now a haven for urban explorers.

Remote Honduran Islands with a colorful history.

Known as one of the most famous parks in Honduras.

This series of waterfalls tumble into a radiantly blue river.

Mesoamerican monoliths and zoomorphic stones covered in royal visages, ancient mythology, and grand celestial events.

The Acropolis of this little-visited Mayan archaeological site offers great views of Chiapas’s Lake District.

Trek through the jungle on a boat and a swinging bridge and you'll be rewarded with these refreshing, if pungent, mineral pools.

The enigmatic and seldom visited ruins of a Mayan city-state.

This singular broken monument, now housed in a museum, was the cause of a worldwide "Mayan Doomsday" phenomenon.

The ruins of an ancient Mayan city, beautifully preserved and only accessible by boat.

This massive Maya archaeological site is home to the tallest man-made structure in Belize.

A natural swimming hole that was once a ceremonial center for Mayan priests.

Deep in the Guatemalan jungle stands an ancient pyramid that once marked the reign of a king.

The remnants of an archaeological camp stand within Tikal National Park.

One of the world's largest pyramids stands within El Mirador, the "lost city of the Maya."

An important Mayan religious and trading center dating back to 200 BC.

A hidden treasure of an abandoned city lies deep in the jungles of Campeche, Mexico.

These enigmatic ruins continue to vex archaeologists.

At least seven hues of blue and turquoise make this freshwater lagoon unique.

A lake at the bottom of the ocean.

The ruins of an important pilgrimage destination for worshippers of a Maya fertility goddess.

Few of the many visitors to this resort town know of its hidden Maya ruins.

One of Mexico's least-visited archaeological sites is tucked away inside a theme park.