A popular legend claims that the famous pizza was invented at a restaurant in this alley.

In a city that boasts four separate inclined cable railways, this is one of the busiest funicular lines in the world.

This medieval city gate is now a blend of the past and the modern world.

The world's newest astronomical clock is also its most accurate.

The 700-year-old fortress was the site of Count Orlok's castle in "Nosferatu."

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

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

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

This 700-year-old structure is one of the most unique architectural and historic monuments in Gdańsk.

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.

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

The site of the first battle of World War II.

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

Boats must transform into railroad cars to navigate this Polish canal.

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

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

The oldest hydroelectric plant in Czechia is now a museum.

An unusual heating plant that has garnered notoriety for its distinct shape.

Created as a "model concentration camp" to hide Nazi atrocities from the international community, this former camp-ghetto now holds a museum and memorial honoring the lives lost within.

In the town of Třeboň, carp is king.

Tall columns of volcanic basalt make up this improbable-seeming rock formation.

Heralded as one of the prettiest castles in all of Czechia.

Throughout this shopping mall are medieval ruins that were discovered during the mall's construction.