A hilltop monastery on the Greek island of Hydra.

Dedicated to the god Dionysus, this theatre was used for both musical and theatrical performances.

An islet filled with wooden houses where the open sea meets a lagoon.

A solemn reminder of the infamous World War II war crime that massacred almost all the men in a small Greek town.

This black sand beach was crafted from volcanic explosions including the historic Minoan eruption.

Overlooking the harbor is a beautiful neglected mansion guarded by two Egyptian sphinxes.

A miniature desert appears out of nowhere on the lush isle of Lemnos, like something out of a Greek myth.

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

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

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.

A small island with shimmering pink sands, home to loggerhead turtles and rare plants.

Poseidon? No one seems to know.

This medieval "painted village" is famous for its geometric facades.

These ruins in Volvi were once at the intersection of the Eastern and Western Worlds.

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

An autonomous republic of Orthodox monks.

Cave on extinct volcano, once home to famous mathematician Pythagoras.

An alien landscape on the banks of the Aegean Sea.

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

Cretean quarry suggests real-life site for ancient Greek myth of the man-eating Minotaur in his labyrinth.

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.

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