The ancient mosaics here are considered among the finest in the world, and serve as a stunning record of Greco-Roman daily life.

An ancient necropolis of magnificent tombs.

This famous archeological mystery may be an ancient example of movable type.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.

In the heart of Luxembourg's "little Switzerland" weaves a breathtaking natural sandstone canyon with a mythological past.

A giant bug impaled on a 75-foot-tall needle.

A moving memorial to the fallen and missing from WWI trenches.

This memorial museum chronicles the apocalyptic destruction of the First World War.

Tables of secondhand books fill the inner courtyard of this 17th-century stock exchange.

Goethe's "Faust" was inspired by these rock formations known as the "Devil's Pulpit" and "Witches' Altar."

On the highest peak in the Harz Mountains, science and the occult faced off in a failed attempt to turn a goat into a boy.

A strange rock formation with numerous legends trying to explain it.

This enchanting mountain plateau celebrates spooky local folklore.

This proud Teutonic warrior rises out of a German forest heralding a victory and measuring lightning.

Most complete collection of Gymnosperms in the world.

Hamburg's first legal sex work is relegated to a gated street that still does not allow pedestrian women.

Eight naturally mummified bodies in glass coffins are housed in an underground crypt.

A stunning gilt bronze relief denounced by Hitler as "degenerate art"—even though it was dedicated to the Nazi leader.

Böttcherstraße's bells, extolling Nordic virtues and the great conquerors of the world.

This large sand dune in the Netherlands is home to wind-whipped trees with "floating" roots.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.