Cappadocia Underground City Complex

What the Show Claims

• ›Ancient Aliens suggests the underground cities of Cappadocia were constructed with alien assistance to serve as hidden bases or refuge shelters. The sophisticated engineering and scale are presented as evidence of non-human intervention.

What Archaeology Says

Cappadocia's underground cities, including Derinkuyu and Kaymakli, were carved into soft volcanic rock by various civilizations over centuries, primarily for storage and refuge during conflicts. Archaeological evidence shows they were constructed using tools and techniques consistent with Hittite, Phrygian, and Byzantine periods.