Discoveries  in Yucatán and the Gulf Coast 4th Voyage of Columbus, 1502 Valdivia shipwreck, 1511 Córdoba expedition, 1517 Grijalva expedition, 1518 Cortés expedition, 1519-21 Spanish conquest of Yucatán, 1526-46 Maya sites in Campeche, Yucatán, and Quintana Roo Edzná Dzibilchaltún Mérida Regional Museum Chichén Itzá Mayapán Tulúm Old God from Mayapan	Feature Articles Sources of 16th century explorers in Yucatán Bernal Diaz, Bishop Landa, et al. Cotton, Maize, and Chocolate Plant cultivation in prehistoric Mesoamerica. Chicxulub crater in Yucatán compared to radar views from Venus. The Maya Moon Goddess Ix Chel Protector of weaving, childbirth, and healing. Chac, Rain God of the Maya revealed through ceremony and architecture.   Edzna: Temple of Cinco Pisos Documentary Articles Great Basin Archaeology of the Early to Middle Holocene by Dennis L. Jenkins, PhD. Book Reviews: Mouths of Stone   (reviewed by Virginia Betz) UndauntedCourage   (reviewed by George Wisner) Legends of the Plumed Serpent  (reviewed by Jocelyn Knowles)	. . . Cortes' map of Caribbean, 1512 . .. . . .. . . . Early Holocene Great Basin
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