This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

It houses a menagerie of wondrous taxidermy specimens from around the world, including the remains of a famous gorilla.

Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.

The largest fountain in Bratislava.

Thousands of slain Soviet soldiers are buried within the shadow of this enormous obelisk.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

A unique hotel for the artistic soul.

The first modernist church in Europe.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

Dine amidst exotic plants at this former royal greenhouse.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

Op-art architecture designed for happiness.

A spherical "micro-nation" in the heart of Vienna.

The beautiful baroque library of the Hapsburg empire.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

Scattered throughout London are ancient remnants of the city's former bounding wall.

The largest greenhouse in the world is home to over one million types of plants.

Eighty million natural history specimens call this gargantuan museum home.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

A fantastic castle rumored to be the birthplace of King Arthur.

One part local history, 99 parts gruesome haunted house.

The longest hedge maze in the world.