MUGEN Radio on Nostr: In 2001 archaeologists found 20 conch-shell trumpets (pututus) at the 3,000-year-old ...
In 2001 archaeologists found 20 conch-shell trumpets (pututus) at the 3,000-year-old temple of Chavin de Huantar, Peru. Stone ducts in its gallery amplified their call 10-20 dB and aimed it straight out from a carved monolith's mouth.
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Published at
2026-10-20 21:02:07 UTCEvent JSON
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