About forty miles north of Phoenix, Arizona, Perry Mesa is today part of Agua Fria National Monument, but during the late thirteenth and early fourteenth centuries, this windswept arid landscape became the site of numerous farming communities. This book explores why people moved to Perry Mesa at that time. Analyses of Perry Mesa contrast with those of the iconic large-scale migrations in the prehistoric Southwest such as the Kayenta diaspora and the gathering of the clans at Hopi. Unlike those long-distance movements into occupied regions, the Perry Mesa case is one of relatively localized...