A Lycian city of the dead carved into the hillside of Southern Turkey, complete with startlingly human touches.

This famous city eluded concrete detection until the early 2000's.

A deadly ancient portal to the underworld.

A marvel of Byzantine engineering under the streets of Istanbul.

These tombs were built into the side of a mountain so that ancient angels could reach the dead.

Roman ruins top white travertine terraces formed by ancient hot springs.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

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

The historic tower houses of this nearly abandoned Greek town have been compared to the spikes on an iguana's back.

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

An autonomous republic of Orthodox monks.

An ancient octagonal weather station named for the eight Greek gods of wind.

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

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

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

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

Hideout of thieves, monks, and goat-footed gods.

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

Giant marble phalluses on the sacred island of antiquity.

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

This legendary city has been a tourist attraction for centuries.

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

Perched on a spindly rock spire in a Greek archipelago, this lighthouse would make a perfect wizard's tower.

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