MEXICO CITY.- The Nagual was a being that protected sacred spaces among Mesoamerican cultures. To present this concept has been distorted to the point of being associated with curses. To study and rescue the original concept and cultural value of these and other Prehispanic mythological beings, the “Primer Congreso Internacional de Folklore y Tradicion Oral en Arqueologia”, (1st Congress on Folklore and Oral Tradition in Archaeology) takes place from August 18th to 20th 2010 at the National School of Anthropology and History (ENAH), with the participation of nearly 50 experts from Guatemala, El Salvador, Colombia, Brazil, Argentina and Mexico. The expert in oral tradition Francisco Rivas Castro, from the National Institute of Anthropology and History (INAH), mentioned that parting from representations of Naguals in Prehispanic codices and 16th century Colonial canvases, it has been achieved to deepen into the symboli