Come to this Polish museum to take a good, clean look at filth.

Museum dedicated to "the man who moved the Earth."

Once a giant gingerbread factory, this space now hosts exhibits and workshops on the historic treat.

This museum in the tower of the oldest church in Gdańsk, is home to centuries-old time-keeping devices and the world's first pulsar clock.

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

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

A triumphant marble and bronze fountain depicting a 15th-century Hungarian king and his hunting party.

This 13th century Gothic brick castle is the largest in the world by surface area.

This imposing 20th-century castle was abandoned before it was ever completed.

Gdańsk's lion mascot features in a trail of bronze sculptures scattered all across the city.

A haunting deserted hotel is a favorite with artists and photographers.

This fairytale inspired, warped building houses restaurants, shops, and a radio station.

This Communist-era residential block is one of the longest residential building in Europe.

The site of the first battle of World War II.

A floundering Polish shipyard was once the soul of the Solidarity movement that capsized communism.

Memorial to the lost dead of Gdansk, whose resting places were destroyed during World War II.

A relic of Poland's shipbuilding past, reborn as a sky-high lookout.

These rare statues are one of the few remaining material witnesses to Old Prussian culture.

During the renovation of this bas-relief, the constructors added one unusual element.

This antique thermometer honors the creator of the first universal temperature scale.

A merchant court dedicated to the fictitious King Arthur is heavily adorned with bizarre Renaissance art.

A mysterious emblem tucked in an small alleyway is actually the coat of arms of a heroic medieval family.

Modern art commemorates one of the first military actions of World War II.

One of the world's largest amber altarpieces is housed within this reconstructed medieval church.