The fourth edition of this standard guide to the art and architecture of ancient Mesoamerica includes exciting new discoveries, from Palenque, Mexico, where architecture and sculpture reveal a dramatic eighth century, to San Bartolo, Guatemala, where Maya murals of unprecedented complexity and sophistication have been uncovered in the past few years. Continuing hieroglyphic decipherments - not only of Maya writing but of other Mesoamerican civilizations - provide insights into works of the past.