All  

Secrets of the Solstice Engineers

Scottish historian Ashley Cowie streams live from a rural South American farm on the December solstice. Using wooden posts and ropes he demonstrates why and how ancient builders used solstice sun shadows to align their solar temples.

 

Register to become part of our active community, get updates, receive a monthly newsletter, and enjoy the benefits and rewards of our member point system OR just post your comment below as a Guest.