Every year on the spring equinox, Mayan deity Kukulkan announces the beginning of the new season at his temple in Chichen Itza, Mexico... | Discovery

The iconic pyramid of Chichen Itza, El Castillo, stands as a testament to the ingenuity and creativity of the ancient Maya civilization. Remarkably, when you clap your hands in front of this architectural marvel, the acoustics create an echo that eerily resembles the call of a Quetzal bird. This phenomenon has captivated researchers, tourists, and locals alike, inviting us to ponder the science, artistry, and purpose behind it. The Quetzal bird held sacred status in the Mayan culture, symbolizin