On Gellért Hill, this statue depicts the tragic tale of lovers divided by the Danube.

Some of the greatest minds in the history of Hungarian art and science converged in this café.

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

This statue points to another unusual companion work of art often overlooked by visitors.

A Jenga-style cylindrical tower of books that appears to go on forever.

This charming wooden church was disassembled and moved not once but twice before settling in this Prague garden.

The rusted creatures wait to be discovered in Prague's botanical garden.

A surreal statue honoring Prague's favorite literary son.

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

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

A collection of anatomical samples from one of the first anthropologists to suggest that humans reached North America by crossing the Bering Strait.

Buried five stories underground, this Soviet bunker is packed with gas masks and Cold War paraphernalia.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

An eerie, derelict amusement park in Berlin.