简介： Amissiontodiscoverandre-createunexcavatedworldsstillhiddenbeneaththeearth. Episodesinclude… S1E1FortressoftheKnightsTemplar S1E2GhostCityofthePacific S1E3ElDoradoCityofGold S1E4Stonehenge S1E5Petra'sHiddenOrigins S1E6IncaIslandintheSky
