Juru pangiring taler pacang ngutarayang pikolih akustik sané unik ring Chichen Itza: ngandupang tangan ring arep undagan piramida El Castillo sané pacang mikolihang gema sané pateh sakadi suaran paksi masaih tekén quetzal sané katilik olih Declercq.
Tour guides will also demonstrate a unique the acoustical effect at Chichen Itza: a handclap before the in front of the staircase the El Castillo pyramid will produce by an echo that resembles the chirp of a bird, similar to that of the quetzal as investigated by Declercq.