This is an eight-story underground city 40 meters deep, connected to each room by a curved tunnel, the underground city has a complex network of ventilation wells, the air is very circulating, maintaining a constant temperature of 13-16 degrees. The underground facilities are complete, with traces of people's burrowing life everywhere, pots for oil, wine and water, sinks for grapes, black kitchens, cow sheds and horse circles, and incredible wells.