The patron saint of spinsters grasps a container of dried blood.

Underneath one of the region's most historic roads lies the home of Plato's successor.

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

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

An ancient octagonal weather station named for the eight Greek gods of wind.

Gladiators once walked this ancient, subterranean passage.

Inside the Šomoška National Nature Reserve exists a unique rock formation rarely seen in the world.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

A stunning two-story timepiece within a medieval Brick Gothic church.

A tilted half-timbered house from 1672 is built into a salvaged segment of a medieval wall.

The small alleys in Lübeck's Old Town are a result of medieval urban sprawl.

A quaint medieval harbour where Benjamin Franklin landed in 1776.

Legend has it the lovelorn tears of a princess and a shepherd boy formed the blue and green twin lakes in the Azores archipelago.

Perhaps the most spectacular grotto along the Algarve coastline.

This giant sculpture made of trash is a critique of society's wastefulness.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

A meteorite-bounded town in Bavaria.

A Neolithic celestial calendar standing in a nondescript wheat field.

Twisted trees shaped by coastal winds make this woodland look like something from a spooky story.

Ruins of a German Castle on top of a towering stone pillar.

Beautifully carved tombstones fill this unmarked graveyard, uniquely situated near the village's famous stone wine cellars.

These natural stone bridges are the largest on the European continent.

One of the most popular megalithic sites in Ireland stands as a humbler version of Stonehenge.

The ancient tomb acts as a calendar that keeps perfect time.