Chaco Canyon, located in northwestern New Mexico, is a significant archaeological site and a National Historical Park, known for its well-preserved ruins. Between 900 and 1150 AD, it was a major center for people who constructed large complexes like Pueblo Bonito, the largest in North America at the time.
"All the rooms of Chaco had grain house / storage doors... except the "T" doors for people to go through...
Pakal’s son, Kan B'alam II, is portrayed in portraits with six fingers on one hand and six toes on one foot. Pier D, House A, Palace, Palenque Mexico
Temple of the Inscriptions - Wikipedia