At the foothills of the Caucasus Mountains in northwest Azerbaijan, lies Parigala, one of the world’s most impressive archeological mysteries. The Azerbaijani name, Pəriqala, literally means Fairy Castle
Carved into the nearly vertical face of a rock cliff, the centuries-old structure remains a mystery that hardly anyone knows anything about.
The site consists of a limestone brick structure of three rooms with a window, built 300 metres up the side of a cliff in the foothills of the Caucasus Mountains near the village of Chardaghlar in northwest Azerbaijan.
Read more courtesy of OddityCentral.com and Wikipedia.org