This famous archeological mystery may be an ancient example of movable type.

Replicas of Apollo's leonine stone guard cats still line a sacred row in Greece.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

150 or so scrounged-up lamps, chandeliers, and lanterns light up this alley in central Athens.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

A 2,000-year-old computer demonstrates remarkable engineering and astronomical precision.

An abstract monument to a symphonic composer.

A subterranean house of worship carved right out of the bedrock.

The oldest church in the Estonian capital is home to over 100 fantastical cemetery coats-of-arms.

The Guardian of Tallinn.

This huge industrial sculpture looks like a UFO and a factory had a baby.

Pre-Nazi swastikas adorn the sculpted pachyderms flanking this brewhouse portal.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Copenhagen's celebrated theme park and gardens.

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

Gargoyle head that brings good luck.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

This remarkable museum sprung from one of the most important prehistoric archaeological sites in the world.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

Remote, beautiful, and stigmatized, Las Hurdes is Spain's version of Appalachia.

Giant topiary dog once played a role in a terrorist bomb plot.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

An ancient Roman theatre restored to its former glory in the Spanish city of Cartegena.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.