In Lago Superiore, the largest expanse of lotus flowers outside of Asia is hard to miss.

The seat of the Mantua bishop holds many secrets within its walls.

A hidden bas-relief of a hare on a church main portal that brings good luck to the ones who find it.

A whale rib was used to advertise the store by the arch that offered exotic goods from far away.

Pilgrimage site for star-crossed lovers.

Genoa's collection of over 4 million zoological, botanical, and geological specimens from around the world.

There has been an astronomical clock on this spot since the 14th century.

The most impressive of Basel's three remaining city gates.

This incredible stone temple is a monument to death, victory, and fantasy architecture.

This contentious squat has stood through fire, violence, and government intervention as a hotbed of leftist protest.

A rare rune stone dedicated to a woman.

Walk through Czech history in Prague's largest graveyard.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Macabre astrological automaton clock dating to the late 1400s.

A bit of retro transportation flair preserved in the world's largest department store.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

These 18th century gardens tell a rocky story of the son of Odysseus.

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

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

This lurid German fountain plots the sad course of marriage from dating to death.

An ancient rogue artist community hidden next to one of the world's most glitzy and glamorous cities.

Claude Monet immortalized this medieval bridge in two of his paintings.

The location of the last witch trials of Italy, known as "The Salem of Europe."

This truly palatial work of Communist-era architecture now sits crumbling on a Croatian beach.