Once part of a dam servicing an early 19th century grist mill, the tucked-way falls are a tricky-to-find urban oasis.

Public water fountains built during the Ottoman Era still stand throughout this seaside town.

This small museum once served as a royal hunting pavilion for King Otto Friedrich Ludwig.

According to legend, this cavern holds the passage that Persephone used to travel to and from the underworld.

The Greek island's old British cemetery feels like a forgotten garden.

A magical, if a bit tacky, 1960s castle conjures up medieval fairytales and Greek mythology.

This ancient statue of Dionysus lies unfinished and abandoned in one of Greece's oldest quarries.

The abandoned summer estate of the former Greek Royal Family.

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

The rocky remains of an ancient Greek forest.

An abandoned Byzantine fortress and notorious prison.

This field of half-buried stone crosses was the burial place of a sect of heretical gnostics.

A two thousand year old brothel uncovered in Northern Greece.

Large collection from the 3rd millennium BCE.

The ruins of an ancient Roman tomb hidden in the basement of a trendy clothing store.

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

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

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

Two churches shoot bottle rockets at each others' bell towers in an unusual Easter celebration.

Ancient Greek oracle of the dead.

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

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

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

According to myth, Zeus himself was hidden in this cave to escape being eaten by his dad.