Season 8 Episodes18
Cast1
William Shatner
Self - Host
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8.0
Impossible Ancient Structures
8.0/10 · 31 votesJan 16, 202642 min
Ranked #3 of 18 in Season 8•+0.3 vs season avg
All over the world stand ancient structures so massive, precise, and baffling that they seem impossible for not just their time, but ours as well. From colossal walls and giant stone tombs to temples carved from solid rock, how did ancient civilizations achieve feats of
Seasons8
Episode Summary
"Impossible Ancient Structures" is episode 1 of The UnXplained season 8. It scored 8.0/10 from 31 votes, ranking #3 of 18 episodes this season (season average 7.7). It aired on January 16, 2026.