NOVA· Season 25 · Episode 7Treasures of a Sunken CityS25E07·November 18, 1997·1h·PBSDivers search the seafloor for one of the seven wonders of the ancient world: the Lighthouse of Alexandria.Streaming on (US) See allSharePreviousSuper BridgeS25E06NextAvalanche!S25E08Keep going
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