An encyclopedic collection of mammal penises.

This tiny museum's sizable collection is jammed into a former underground public toilet.

The grounds and buildings of an old wood pulp mill have been transformed into an innovative art park and museum.

The painter of "The Scream" is laid to rest under a stoic bust of himself in the humble corner of an Oslo cemetery.

This stunning concert hall has become a symbol of Iceland's national recovery.

Once home to some 250,000 volumes and priceless art artifacts, this Polish estate was a target of bombing during World War II.

These plaques found across Warsaw commemorate the sites where executions or battles took place during the German occupation.

The last king of Poland was interred in this church nearly 200 years after his death.

This bell stars in a tragic love tale and is said to make wishes come true.

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

Order “Proletariat’s Cutlet” at this communist-themed restaurant allegedly once visited by Lenin.

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

A statue honors the children who fought Nazis in Poland.

A menacing statue of this mythical creature can be seen at the legendary site of the monster's lair.

This colorful and quirky set of pegasus sculptures celebrate the works of poet Zbigniew Herbert.

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

The world’s narrowest house makes for an awkward, four-foot-wide living space.

An artificial date palm stands as a memorial to Warsaw's Jewish community.

A gigantic statue of a Russian soldier watches over the ancient city of Plovdiv, a prominent reminder of the Soviet period in Bulgaria.

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.

A vast Communist-era exhibition space in the Bulgarian capital.

A Bulgarian monument to Russia's role in World War II is constantly being painted in pop culture protest.

Eastern Bloc nostalgia, anybody?

"Holy Wisdom" overlooks the city that became its namesake.