Fair rating?The UnXplained· Season 1 · Episode 11
Lost Civilizations
Abandoned cities. Ancient cultures nearly erased by time. And colossal empires that simply vanished without a trace. How does a civilization become "lost"' What could cause once-thriving groups of people to just abandon their great cities, never to return' Can modern scientific knowledge help answer the unsolved questions surrounding these lost civilizations, or is there something more mysterious at work'
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#2In Season 1of 16 rated episodes
#52All-timeof 111 rated episodes
+0.8vs season avgSeason 1 averages 7.3
2020First airedMarch 14, 2020
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