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

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

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

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

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

Macabre astrological automaton clock dating to the late 1400s.

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

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

A surreal statue honoring Prague's favorite literary son.

How did an Australian statue of the Bard of Avon end up in the Hungarian capital?

A stone woman in a stylized dress honors a courageous politician.

This easily overlooked memorial immortalizes the scars from the 1956 Hungarian Revolution.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

This unreal Portuguese palace looks as though it's made from a pile of different castles.

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

A tiny church on a man-made island in the Adriatic.

An ancient knight and a symbol of the city's freedom.

Gargoyle head that brings good luck.

Inat Kuća, or "House of Spite," is more than just an oddly named restaurant.