A beautiful window with the old Tesla Radio company logo.

A mocking tribute to the past and modern leadership of Prague.

A significant example of Czech cubist architecture—a style you won't find anywhere else in the world.

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

A quasi-futuristic roof sits atop a medieval Bohemian monastery damaged during World War II.

A Baroque mansion with ties to legendary magicians and alchemists.

This artificial cave looks like something out of a fairytale.

One of the oldest wine cellars in Germany is now a restaurant beneath Bremen's town hall.

This poignant tribute to the White Rose movement showcases artifacts related to the heroic anti-Nazi struggle.

This old wooden funicular railway leads to a cemetery in the forest.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

It's good luck to be mocked by this monkey.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

The bones of the Biblical Magi traveled to Constantinople and Milan before landing in their current home inside an elaborate golden reliquary in the Cologne Cathedral.

One room inside this building mesmerizes all with its parabolic dome.

Super-heavy Nazi architectural experiment.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

One of downtown Berlin's last reminders of its Communist past.

A prime example of socialist modernist architecture, wrapped in a enormous fresco about the media.

Check the time in 145 countries at once with this East German relic.

The only remaining U-boat that is still floating never actually saw any action in World War II.

A stunning gilt bronze relief denounced by Hitler as "degenerate art"—even though it was dedicated to the Nazi leader.

A famous big wave from Japan serves as a tribute to the victims of the disastrous Elbe flood.

Constructed by forced laborers, this submarine pen is now a museum and war memorial.