A sprawling collection of books and manuscripts about ancient Greece that would have put their famed libraries to shame.

Learn about the sweet, storied legacy of beekeeping in ancient Greece.

This secret coastal village is studded with pastel-colored houses all piled on top of one another.

The hermits of Karoulia protect their asocial lifestyles by living on the vertical face of a treacherous precipice.

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

Large collection from the 3rd millennium BCE.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

A sharp sculpture made of thousands of pieces of jagged glass.

This remarkable cave was discovered after a shepherd watched bees enter and exit through a small fissure.

The historic tower houses of this nearly abandoned Greek town have been compared to the spikes on an iguana's back.

This 13th-century monastery chiseled into the side of a mountain is equipped with a bridge that can be lifted to protect against raids.

Poseidon? No one seems to know.

The oldest cemetery of modern-day Athens blends the modern and ancient worlds.

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

This ancient hydrological marvel is now the base of a modern outdoor cinema.

The railway carts travelers to central Athens's highest peak, which offers stunning vistas of the city.

The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.

The hallucinogenic center of the ancient world.

Monasteries on rock pillars, once accessible only by frayed ropes.

Where the lovelorn find a home for their sentimental keepsakes.

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

This picturesque medieval monastery guards a small trove of historic treasures.

An ethereal glowing blue ocean cave in Croatia.

Surprisingly aquamarine waters fill deep lakes formed at the end of the last ice age.