The pre-Columbian city we call Tikal was abandoned by its Maya residents during the tenth century A.D. and succumbed to the Guatemalan rain forest. It was not until 1848 that it was brought to the attention of the outside world. For the next century Tikal, remote and isolated, received a surprisingly large number of visitors. Public officials, explorers, academics, military personnel, settlers, petroleum engineers, chicle gatherers, and archaeologists...