A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

A quirky bookstore hidden beneath a sea of whitewashed Greek villas.

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

Giant marble phalluses on the sacred island of antiquity.

Large collection from the 3rd millennium BCE.

This legendary city has been a tourist attraction for centuries.

This mystical orb covered in strange symbols is thought to have been used in ancient Greek magical rituals.

This striking sculpture of Icarus honors Greece's fallen flyers.

The only surviving choragic monument is a trophy awarded in 334 BC for the winning dramatic chorus.

This small 16th-century church in Athens is almost entirely surrounded by a modern building.

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

This historic structure has been used as a mosque, a barracks, a prison, a school, and a bakery.

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

Legend says it was constructed with the destroyed pillar of an ancient Greek Temple.

A section of the long chain that blocked enemy ships from entering Constantinople.

Washington's iconic carousel has a nice piece of Civil Rights history.

This stunning blue and gold room changed cities twice before becoming part of the Smithsonian.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

The only National Monument ever to go missing for nearly 50 years then resurface in a dump.

Four bald cypress trees in Lafayette Square, across from the White House, mark the southern edge of a 100,000 year old cypress swamp.

She stares out across six lanes of traffic, clutching a musket and infant with determination.

Look closely and you’ll notice that the color changes a third of the way up the tower.

A diminutive memorial marks the site of a successful assassination by a right-wing death squad in America's capital.

You could be standing at the site of one of D.C.'s most fatal tragedies and not even know it.