The colonial city's social history is reflected in its fanciful door knockers.

This whimsical home made entirely from clay is basically a giant piece of pottery.

A magical world of elves and fairies tucked amongst the trees in Colombia.

Cathedral carved out of salt, located a mile below the earth's surface.

An ancient city hidden in the heart of the Sierra Nevada mountains.

A 10 million-ton rock once worshiped by the Tahamies Indians, accessed by an astounding staircase.

Former drug lord’s manor, now a theme park. Watch out for the hippos.

A little known Colombian theme park of giant curiosities.

Enchanting cave with a river crashing through the roof.

An explosion of natural color known as "the river that ran away from paradise."

The caldera of this mini-volcano has been turned into a naturally heated mud bath.

An institution dedicated to curiosity, logic, riddles, and Mongolia's long history of puzzles.

This Colombo wetland is an unlikely wildlife haven just outside the capital city.

Only the foundation remains of the rest stop building that was hit by three large tsunami waves, killing 47 visitors.

The first and only planetarium in Sri Lanka.

This amazing mountain temple is topped by one of the tallest sitting Buddha statues in the world.

Spend the night inside a two-story elephant villa.

Huge herds of Asian elephants can be seen walking, bathing, and just chilling at this Sri Lankan park.

An ancient stone fortress considered by many to be the eighth wonder of the world.

One of the few places where inexperienced snorkelers can spot a shark.

No one is quite sure of the origins of these idyllic natural hot springs at an abandoned mountain resort.

These underground shelters dug by the Japanese during World War II later helped East Timor achieve its independence.

This crocodile-infested East Timor reservoir is also home to a spectacular half-sunken forest.

This tiered waterfall is so pretty it may cause visitors to cry tears of their own.