Concealed deep underground in the foothills of the Alps in northern Italy, the Temples of Damanhur are the work of 57 year old former insurance agent Oberto Airaudi. The temple complex was built by hand with the help of 16 volunteers in complete secrecy, inspired by Airaudi’s allegedly supernatural visions.

Eighth wonder of the world? The stunning temples secretly carved out below ground by ‘paranormal’ eccentric