Photos of Underground City

This  underground city - the historic Tunisian "Mtmath" has been discovered. It was discovered in the southwestern city of Gabes province.
It is built in large hole in the ground and caves around it has learned from its residents to relax and meet other needs as rooms used their livelihood. It also houses the underground city are connected by tunnels.

Mtmath underground city 450 kilometers from Tunis, Tunisia's capital.