From Egypt to Easter Island, towering figures built by ancient man stand watch over the Earth. Are these stone giants simply a testament to humanity's past or could they depict visitors from another world' And do they serve a technological purpose th... (more)at modern man is just now unlocking'

Amy Shira Teitel, Andrew Collins, Bruce Fenton, David Childress, David W. Sedat, Edwin 'Ed' Barnhart, Giorgio A. Tsoukalos, Hugh Newman, Jason Martell, Jeff Williams, Jim Vieira, Jonathan Young, Nova Spivack, Peter Kazansky, Roger Hopkins, William Henry