Ancient Aliens: This episode looks at American Old West legends that may have involved ET contact, such as the Aurora, Texas UFO incident where a local cemetery claims to hold a body from an 1897 UFO crash; Utah petroglyphs that depict figures who appear dressed in spacesuits; a 19th-century report of an otherworldly creature emerging from California's Elizabeth Lake, and a story of cowboys shooting down a metallic bird near Tombstone, Arizona.

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History