This gem is often wrongly overshadowed by the larger, newer Metropolis church in Athens.

There are many Byzantine-era churches still standing in Athens, but this is the only one with a 2,500-year-old column rising through its roof.

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

A Byzantine church containing the holy remnants of three saints sits atop the site of an ancient temple.

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

The ruins of an ancient fortification wall sit in front of and underneath this boutique hotel.

A tiny Greek Orthodox church from the Ottoman era hides on a busy city street.

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

150 or so scrounged-up lamps, chandeliers, and lanterns light up this alley in central Athens.

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

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

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

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

This pink watchtower served as the seat of the Greek government after independence from the Turks.

The hallucinogenic center of the ancient world.

This legendary city has been a tourist attraction for centuries.

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

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

Large collection from the 3rd millennium BCE.

Where commuters walk through remnants of an ancient Greek necropolis.

Ruins of a 13th-century fortress perched above a breathtaking Mediterranean bay.

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

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

The nuns here cultivate silk to weave some of the finest scarves in the world.