Did early Mayan architects design their pyramids with Soundscapes in mind? Handclaps evoke chirped echoes from the staircases of the Pyramid of Kukulkan at Chichen Itza.
The chirped echo sounds like the primary call of the Mayan sacred bird, the Quetzal. This bird had spiritual significance to the people.
Below images from the Earth and Moon Viewer website:
Real-Time Satellite Image calculated from Sun
Real-Time ISS Image