Where To Stream Cities of the Underworld Season 4 Episode 7
Secrets of the Ancient Metropolis
- Aired October 19, 2021
- 60 Min
- Rated 8.8
- Number 16 Of 47 Rated Episodes
Don explores the massive underground cities of Cappadocia in the mountains of Turkey that may have been home to the first civilization on Earth. Also explored are Göbekli Tepe.