简介:Imagine a world where sea levels have risen by 20 feet. Cities flood and coastal regions disappear. Travel to Greenland where scientists are investigating if this nightmare could become a reality .
Robert Clotworthy/Giorgio A. Tsoukalos/David Childress/Robert R. Cargill/Michael Cremo/Erich Von Däniken/George Noory/Sara Seager/Robert Bauval/Philip Coppens/