Derinkuyu – Underground City of Ancient Aliens
Derinkuyu is a Turkish multilayered underground city. It consists of no less than 5 different layers,, and a total of 13 different floors, and it could have been sealed from the interior with a .
Without a doubt if one is to pay any heed at all to the many recounts of alien and UFO encounters, the ones that must rank the highest are those of astronauts. Especially if they take place outside the .