The metal leaves on this tree are engraved with the names of Holocaust victims.

This sculpture honors the man who was known as the "Righteous Among the Nations."

Hungarian Jews were ghettoized during the Second World War, but little remains of the original wall that closed the Jewish people off from the rest of the city.

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

Early habitat dioramas and home of the elusive gaff, the skvader.

This statue and park honor the Swedish chemist Jacob Berzelius, one of the founders of modern chemistry.

Sweden's "good old days" painstakingly re-created in a model village.

The Swedish flag over this small naval fort signals that the nation is at peace.

Outside a Viking museum sits a modern-day runestone made by a Swedish runemaster using traditional methods.

An opulent monument built for a duke who donated his entire fortune to the city of Geneva.

An early masterpiece of Le Corbusier, a famed Modernist architect, hiding in plain sight.

One of the longest wooden benches in the world snakes around Geneva's Treille Promenade.

A rare, flower-shaped example of Brutalist architecture in Switzerland.

One of the most historical literary characters continues to stroll his hometown.

This stone in Lake Geneva was once the reference point used to determine altitude in Switzerland.

The world's largest second-hand graces a clock surrounded by constantly changing flower beds. 

This famous writer's tombstone is a literary pilgrimage site that was publicly defiled by a rival.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

A crumbling ghost town with prime views of the dam that doomed it.

An ancient necropolis of magnificent tombs.

These ruins disappear beneath the waves every winter.

Breathtaking Byzantine paintings cover the inside of this 12th-century church.