🧿 Actun Tunichil Muknal

Actun Tunichil Muknal, also known locally as ATM, is a cave in Belize, near San Ignacio, Cayo District, notable as a Maya archaeological site that includes skeletons, ceramics, and stoneware. There are several areas with skeletal remains in the main chamber. The best known is "The Crystal Maiden", the skeleton of what is believed to be a 17-year-old boy, possibly a sacrifice victim, whose bones have been calcified to a sparkling, crystallized appearance.