The only ancient site that remains on the south bank of the sacred Ilissos river.

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

The ruins of this ancient fortification wall sit in the middle of a quiet, residential intersection.

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

The historic building has preserved human organs, unusual hexagrams, and scars from a political assassination.

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

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

A Byzantine-era church hidden in a wooded area below the Acropolis.

This open air archeological site houses almost as much wildlife as it does classical religious artifacts.

A two thousand year old brothel uncovered in Northern Greece.

Legend says this sacred tree was a gift from goddess Athena.

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

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

The ruins of an abandoned medieval city where the last Byzantine emperor was crowned.

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.

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

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

This legendary city has been a tourist attraction for centuries.

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

The hallucinogenic center of the ancient world.

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

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The most visited, and possibly most controversial, museum in Germany.