A mission to discover and re-create unexcavated worlds still hidden beneath the earth. Episodes include… S1E1 Fortress of the Knights Templar S1E2 Ghost City of the Pacific S1E3 El Dorado City of Gold S1E4 Stonehenge S1E5 Petra's Hidden Origins S1E6 Inca Island in the Sky
演员：洛乌·阿德勒 Stephanie 'Stevvi' Alexander 派蒂·奥斯汀 克里斯·博蒂 大卫·鲍伊 托德·博伊德 雷·查尔斯 Carole Childs Amy Christian Greg Clark Kyliyah Clayton 梅里·克莱顿 Susan Collins Charlotte Crossley 雪儿·克劳