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Ancient Structures: Secrets Revealed – Season 1, Episode 4 Volcanic Origins

Play trailer Ancient Structures: Secrets Revealed – Season 1, Episode 4 Volcanic Origins Aired Oct 17, 2025 Documentary History Play Trailer Watchlist
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In Sri Lanka, a fortress rises from volcanic ashes; mysterious stone heads dot a remote island in the Pacific; in India, an intricate Hindu temple emerges as an example of rock-cut architecture in the world.
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Ancient Structures: Secrets Revealed — Season 1, Episode 4

Cast & Crew

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Daniel Oron

Actor

Mia Fothergill

Actor

Daniel Oron

Producer
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Ancient Structures: Secrets Revealed — Season 1, Episode 4

Ancient Structures: Secrets Revealed View more photos

Episode Info

Synopsis In Sri Lanka, a fortress rises from volcanic ashes; mysterious stone heads dot a remote island in the Pacific; in India, an intricate Hindu temple emerges as an example of rock-cut architecture in the world.
Network
National Geographic
Rating
TV-PG
Genre
Documentary, History
Original Language
English
Release Date
Oct 17, 2025