The ghost town where the villagers refuse to leave.

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

Gladiators once walked this ancient, subterranean passage.

This 15th-century island fortress later served as home to the executioners no one wanted to live near.

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

One of the largest single-span stone-arch bridges in the Balkans looks like something straight out of a fairytale.

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

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

Poseidon? No one seems to know.

An autonomous republic of Orthodox monks.

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

An alien landscape on the banks of the Aegean Sea.

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

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

Thousands of rusting train cars have been slowly falling apart on the edge of Greece's second largest city.

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

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

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.

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

This legendary city has been a tourist attraction for centuries.

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

Liechtenstein's royal family calls this medieval alpine castle home.

The oldest skyscraper of Europe now stands dwarfed by the surrounding structures.