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Mystery of the Chirping Pyramid Solved

Ant writes "Nature says the mystery of the 'chirping' pyramid has been decoded. Acoustic analysis shows how the temple transforms echoes into sounds of nature. El Castillo's strange echoes have fascinated visitors for generations. A theory that the ancient Mayans built their pyramids to act as giant resonators to produce strange and evocative echoes has been supported by a team of Belgian scientists."

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  1. Re:You can hear this at Fireworks shows by John+Hasler · · Score: 3, Informative

    A corrugated-steel wall produces this effect quite distinctly.

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