Chariots of the Gods Contact DC Extended Universe Doom Forbidden Planet Indiana Jones and the Kingdom of the Crystal Skull Indiana Jones and the Last Crusade Indiana Jones and the Raiders of the Lost Ark Indiana Jones and the Temple of Doom Outlander Prometheus Sphere Star Wars Stargate The Box The Fifth Element The Last Lovecraft: Relic of Cthulhu Total Recall Uncharted Television Ancient Aliens Babylon 5 Doctor Who Martian Chronicles Star Trek Stargate Stargate SG-1 and its spinoff Stargate Atlantis See also Pseudoarchaeology Xenolinguistics References External links Martian "artificial structures" Space archaeology Extraterrestrial life Science fiction themes Ufology Pseudoarchaeology Hypothetical technology Astrobiology