The ridged layers that make up this river canyon represent Earth's geological history.

According to tradition this is the oldest church in Venice, but its actual age is a mystery.

Once a bridge over the River Begej, now high and dry.

Strange rumors surround the artist who created these solemn metal guard dogs.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

The ruins of a military-industrial complex now host concerts and more.

Christianity and Islam have clashed, yet here a Serbian Orthodox church and a mosque stand together.

Featured in one of the most iconic scenes in cinema history.

This building has two facades of clashing architectural designs.

At this archaeological site, visitors can explore the ruins of the capital of the former Roman province of Moesia.

A unique museum dedicated to culture and artistry of carpet weaving.

A quirky little wax museum is home to some of the most famous Serbians in history.

Dozens of Soviet-era trains and carriages fill this outdoor museum.

Remnants of the city's Soviet history hover over this modern fast-food outlet.

This dazzling Art Nouveau mansion is now home to the Modern Art Gallery Subotica.

The ruins of this medieval castle on a foggy hill tell the story of a once-mighty empire.

Some of the greatest minds in the history of Hungarian art and science converged in this café.

The oldest continuously operating pharmacy in Europe.

The oldest church in Serbia was also the ecclesiastical seat of the region during the Middle Ages.

Morocco’s modern capital was once a haven for Barbary pirates, who went so far as to establish a republic of their own.

An idyllic traditional timber village on a picturesque hill was built for a film.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

A crumbling ghost town with prime views of the dam that doomed it.

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