The alleged house of the Virgin Mary is tucked away in a park and nature preserve on Mt. Koressos in Turkey and is holy to both Catholics and Muslims alike.

A Turkish ghost town abandoned in a population exchange with Greece.

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

A mysterious ancient cemetery with Roman sarcophagi and Lycian inscriptions.

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

The deepest underground city in Turkey was designed to protect 20,000 people behind massive stone doors.

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

Remnants of successive wars and Muslim colonialism in the 11th century.

An abused and forgotten metropolis, abandoned for centuries.

Unusual building appears to be haphazardly built from randomly piled bricks.

A museum glorifying the life of Stalin, located in the city of his birth.

A gleaming white and undulating tower marks the border between Georgia and Turkey.

A Turkish monastery tucked into a cliff wall.