Relive a Polish uprising via an enormous, century-old cyclorama.

While the U.S. and Soviet Union were engaged in a space race, Poland built a UFO on the ground.

A delightful museum entirely dedicated to the tiny homes of dolls.

An abandoned Jewish sanatorium is tucked within the woods of Poland.

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

The final resting place of more than 200,000 people, this is one of the largest cemeteries in Europe.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.

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

A collection of old neon signs from all over Poland line a secluded courtyard.

A statue honors the children who fought Nazis in Poland.

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

A 20th-century picture show in 3-D.

Communism's topsy-turvy effect on Poland has been brought to life in this wacky tourist trap.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

This charming Latvian lane doubled as Baker Street on the Soviet Union’s version of Sherlock Holmes.

This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

A black cat protests the City Guild in Riga's Old Town.

Special benches that play Chopin's music are scattered throughout his native city.

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.

This hidden collection of everyday objects illustrates life within communist Poland.

One of the world's largest collections of medieval religious art.

In the summer, the area around this sculpture transforms into a vibrant concert venue.