The abandoned underground city of Derinkuyu in Central Turkey, delving nearly 300 feet into the ground and capable of holding 20,000 people. It was used for thousands of years even up to the 20th century. [OC] [2400×3000]
The abandoned underground city of Derinkuyu in Central Turkey, delving nearly 300 feet into the ground and capable of holding 20,000 people. It was used for thousands of years even up to the 20th century. [OC] [2400×3000]
