- ... that the Terminal Classic Puuc Maya site of Sayil (pictured), in Mexico, is known for its terraced palace that gives the impression of a three-story building?
- ... that the origin of the Postclassic K'iche' Maya patron deity Jacawitz has been traced back to a historical event at the city of Seibal?
- ... that the powerful Early Classic Mesoamerican city of Balberta, in Guatemala, abruptly collapsed around AD 400?