In a single chamber you'll find extensive carved hieroglyphs that point out rulers of Chichen Itza And maybe from the close by metropolis of Ek Balam, and contain a Maya day inscribed which correlates to 869 AD, among the list of oldest these dates found in all of Chichen Itza. https://culturaljourney14792.shotblogs.com/facts-about-epic-travel-revealed-50795525