After becoming locally extinct, this esteemed avian now flies free in the forests around the ancient ruins.

If you can look past the nearby sewer pipes, this urban sinkhole grotto is a mini-paradise.

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

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

This series of waterfalls tumble into a radiantly blue river.

Also known as "The Book," this monument is dedicated to Chiapas's history of independence.

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

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

Guatemalan womanizer, venerated during Holy Week.

Hidden deep in the Guatemalan jungle is a turquoise paradise of natural pools, caves, and waterfalls.

These roaring primates were considered a divine creature in the cosmology of the Maya.

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

Seat of the Duke and Duchess of Devonshire for centuries.

This landmark Victorian folly rewards visitors with spectacular views over the Peak District.

This beautiful "lagoon" is actually a toxic soup filled with cars, carcasses, and trash. When warnings couldn't stop people from going for a dip, the town dyed it black.

A historic Georgian building and warm springs.

Once the largest unsupported dome in the world, beating out the Pantheon and St Peters in Rome.

This landmark overlooking Ramsbottom pays homage to Sir Robert Peel, repealer of the Corn Laws.

This dreamy street will transport you to wintertime in Victorian England.

This grand Georgian manor house was converted to serve as an isolation hospital before it was abandoned and destroyed.