If you visit the burial place of King Frederick the Great, you'll likely find a couple of potatoes sitting on his tombstone.

The beautiful bas-relief lines a sliver of a 19th-century walking path between two charming French villages.

This is not only one of the oldest collections in Europe, but also possibly the most beautiful.

The oldest surviving wooden bridge over Rhine lets travelers cross easily from Switzerland to Liechtensten.

Liechtenstein's royal family calls this medieval alpine castle home.

In one of the world's smallest countries, a royal's personal winery is open to the public.

Browse through a century of this principality's first popular export.

An incredible mosaic-lined monument said to have held the remains of an ancient Roman empress.

This 6th-century church has the largest and best-preserved collection of Byzantine mosaics outside Constantinople.

Psychoanalyst Carl Jung reported a paranormal experience after visiting this mosaic-lined Roman baptistry.

Filled with goldfish swimming in a shallow pool of sea water, this ancient crypt is more wishing well than burial site.

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

High in the clouds of San Marino sits an ancient tower with some curious prisoner graffiti.

Where members of the Crossbow Corps of San Marino demonstrate their skills.

The smaller of the three towers of San Marino is a former prison inaccessible from the ground level.

This 2,000-year-old Doric bridge is still open to pedestrian traffic to this day.

A faux desert landscape in the middle of the jungle that sprouts oases during the rainy season.

This massive waterfront market is located at the "gateway to the Amazon."

This striking, two-toned confluence of rivers is visible from space.

This museum on the site of a former rubber plantation showcases the harsh conditions to which rubber tappers in the Amazon were subjected.

A beautiful opera house in the heart of Amazonia has recently restarted performances after a 90-year hiatus.

Outdoor escalators and art have helped change what was once a notoriously dangerous part of Medellín.

Three hundred illuminated pillars form an “artificial forest” in Medellín.

A mysterious dark-skinned Christ statue has been this town's religious center for centuries.