Hungarian Jews were ghettoized during the Second World War, but little remains of the original wall that closed the Jewish people off from the rest of the city.

This sculpture honors the man who was known as the "Righteous Among the Nations."

A plaque bearing the names of those who dedicated themselves to protecting Budapest's Jewish population during World War II.

The metal leaves on this tree are engraved with the names of Holocaust victims.

Electrical curiosity museum housed in an old transformer station.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

The holes in this wall provide a glimpse into Jewish life in Budapest, both past and present.

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

Bullet holes in the church wall are a reminder of the violence that followed the assassination of a high-ranking Nazi officer.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A series of playful yellow penguins share a serious message about the environment.

Local folklore claims that this wall was not built for defense, but to provide labor during a time of famine.

Increasingly decayed figures stand as a powerful reminder of the human costs of Czech Communism.

Tucked away in a Prague park, a statue beloved by romantics honors a poet so nice they buried him twice.

Nine bronze hands protruding from a wall honor the student uprising that led to the fall of Czechoslovakia's Communist government.

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

The medieval "Bearded Man" relief still serves as a clever flood warning marker.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

The statue of a cursed knight is said to come to life every 100 years.

One of the famous Czech artist's lesser-known Prague installations appears to be a glowing fetus affixed to a drainpipe.

A half-buried vehicle in Prague's is the latest iteration in a long-running piece by Czech artist David Černý.

Two stunning 17th-century libraries and a cabinet of curiosities.

Microscopic scenes; some call it novelty, some call it art.