This mountain trail inspired Nietzsche to complete his magnum opus.

An Orthodox church built by the Royal Family for the Russian community exiled to the French Riviera.

This saucy statue once caused outrage among locals.

A place to see how French aristocrats lived in the early 1900s.

A reconstruction of a classic mansion on the island of Delos was designed for a historian and archaeologist.

Peeing dogs guard the Roman hunting goddess atop a fountain at France’s Château de Fontainebleau.

These paved rills bring freshwater into Altstadt and could spell wedding bells for whoever stumbles into the waters.

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

A medieval, mosaic-lined baptistry built by a heretical Christian sect.

The roof of this ancient mausoleum is made from a single Istrian stone weighing a massive 230 tons.

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

A medieval church built up to defend its village.

Historic beer hall in Bucharest with magnificent stained glass and a lively folk band.

This solitary monastery may hold the remains of Vlad the Impaler (but probably not).

This tiny German village has staked claim to being the center of the union following Brexit.

This abandoned coliseum was intended to be a grand Nazi rallying ground before it was halted at the end of the war.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

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

A gorgeous medieval library where the books are kept in chains.

For many years, the river that Julius Caesar led his army across into Italy was lost until re-identified.

A memorial for a young woman and her ghost, which are claimed to have caused countless deathly shipwrecks.

The world's only silo that was topped by two revolving restaurants has unfortunately been demolished.

The entrance to this Frankfurt subway station looks like an old tram car crashed into the concrete sidewalk.

Carved fountains poignantly placed in parks and in front of special monuments.