Handout released on Monday that hundreds of ancient artifacts were discovered inside the Balamku Cave in the archaeological site of Chichen Itza, Mexico, by Mexico's National Institute of Anthropology and History (INAH). /VCG Photo

More than 150 ritual objects from Mayan civilization were lying in a series of cave chambers, untouched for over a thousand years. /VCG Photo

"I couldn't speak, I started to cry…" said de Anda, who is an investigator with INAH and director of the Great Maya Aquifer Project. "You almost feel the presence of the Maya who deposited these things in there." /VCG Photo

The site of Chichen Itza with Balamku, or the cave of "Jaguar God," with a cascade of offerings left by the ancient residents, could hold the key to unlock the stories behind the fall of Maya civilization, so did National Geographic acknowledge. /VCG Photo