One of the most photographed locations in the entire city.

A series of waterfalls create the illusion of perpetual rainfall in this hidden gorge.

Gladiators once walked this ancient, subterranean passage.

These sea caves are the source of Xigia Beach's distinct aroma.

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

After a catastrophic forest fire, a Greek artist transformed scorched tree trunks outside an old sanatorium into this haunting sculpture garden.

This seaside sanctuary was once one of the most important religious sites for women in ancient Greece.

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

This 200-meter-high waterfall marks the site of Achilles’s immortal baptism at the mouth of the River Styx.

The ruins of this monumental city founded by the first Roman Emperor are strangely overlooked by most travelers.

Local lore says two enemy dragons live within these breathtaking mountain lakes.

Large collection from the 3rd millennium BCE.

A cave network located at the southernmost tip of mainland Greece was once believed to be an entrance to Hades.

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

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

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

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

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

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

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

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.

A 2,000-year-old computer demonstrates remarkable engineering and astronomical precision.

Hidden in a secluded Greek cove is a pristine beach marred only by the rusting smuggler's hulk stranded on its shores.