This historic toy museum brings a little whimsy to a city not usually remembered for such things.

In this truly magical place, rent hasn't been raised since the year 1520.

Legend has it that Napoleon Bonaparte fell in love with this Gothic church.

The oldest housing complex in Riga is a mini timeline of architectural trends.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

A sharp sculpture made of thousands of pieces of jagged glass.

Where commuters walk through remnants of an ancient Greek necropolis.

The railway carts travelers to central Athens's highest peak, which offers stunning vistas of the city.

This 15th-century island fortress later served as home to the executioners no one wanted to live near.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

The hallucinogenic center of the ancient world.

The lost Latin words were reconstructed using the holes from the nails that once pinned them in place.

Beneath the city of Lourdes, France is a massive, concrete church.

Pigduck of Turku.

The Guardian of Tallinn.

This medieval Estonian tower provides access to a series of tunnels that have been home to soldiers, punks, and fine art.

Copenhagen's celebrated theme park and gardens.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

The complex has been abandoned since the Croatian War of Independence, barring a stint as a set for 'Game of Thrones.'

Gargoyle head that brings good luck.

When you're a great Russian Tsar, even your vomit gets a statue.

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