Once part of an ancient international harbor, it's now an all-you-can-eat shrimp buffet for flamingos and other water birds.

Even drowned in an ocean of toxic waste, the remnants of this Romanian village stand tall.

A naturally beautiful, seemingly bottomless deep blue spring.

The colorful soil of Iran’s "Rainbow Island" attracts artists and nature lovers.

This 17th-century structure is a beautiful testimony to traditional Persian architecture

In this tiny Iranian town playing on the roof isn't just encouraged, it's the only place to go.

The palace of the King of Kings, burned by Alexander the Great.

This hauntingly beautiful cemetery outside a medieval citadel is full of winding paths and ivy-covered graves.

The only remaining arch of the oldest stone bridge in Rome stands in the middle of the Tiber.

This ancient market is often referred to as the oldest shopping mall in the world.

Once the legendary capital of the Dacian Kingdom, this city has been reduced to mere ruins.

One of the oldest churches in Romania is believed to have been built on the site of a pagan temple.

The romantic botanic tunnel feels like a well-kept secret.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

What happens when you cross a mayor and a painter?

This experimental utopian "city of the future" in rural India may hold a dark secret.

The remains of what was, not so long ago, the world's largest city.

The first mosque in Ghana is known as the "Mecca of West Africa."

This sign marks the entrance to a tiny proto-state within the small country of Moldova.

The largest wine cellar in the world is a 150-mile network of underground caves near the capital of Moldova.

At Ghana's largest wildlife refuge you feel like you're right in the animals' backyard.

This series of rope-style bridges brings visitors into a jungle layer that is usually reserved for birds and monkeys.

Six beautiful wooden giants are hidden around Copenhagen.