The tomb of history's greatest potato promoter is surrounded by tubers.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

Rusted cars, trucks, and buses form a fascinating collection of Soviet-era machinery.

This huge metal monument is slowly being stripped to its concrete skeleton.

The world's oldest grape-producing vine has survived four centuries of turmoil and even has its own anthem.

An eclectic art form practiced by untrained masters is celebrated at this museum in the heart of Zagreb's old Upper Town.

This cluster of little wooden huts once ground local farmers’ wheat into flour during the days of the Austro-Hungarian Empire.

This modern, multimedia museum takes visitors on an evolutionary journey back in time.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

An enormous, 30-story-deep hole in the middle of Guatemala City.

This subterranean necropolis holds three floors of antler-dug grave caves.

Portugal’s highest lighthouse has one of the most impressive focal planes in the world.

A shrine-like museum entirely dedicated to soccer superstar Cristiano Ronaldo.

A century-old bathhouse that provides the luxury of warm water to rural Guatemalans.

Experiencing Guatemala's sensory-exploding church is a blunt reminder of European influence.

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

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

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

Volcanically heated hot springs.

One of the world’s most colorful cemeteries, where each pigment is symbolic.

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

The secret wartime bunker built on the platforms of an abandoned Tube station.

Drink your espresso at a Victorian-era urinal in this underground-restroom-turned-coffee-bar.

The Art Deco artwork depicts gilded carriers of deadly illnesses.