A lost world: maps as decoration before the sixteenth century -- Wonders unknown to the ancients: maps as decoration in the early-mid sixteenth century -- The Medici Guardaroba and its role in the Florentine cosmos -- "All the things of heaven and earth together": the Guardaroba Program -- Manufacturing a universe: the Medici Guardaroba and its cosmographers -- The maps of the Medici Guardaroba -- The Guardaroba and the late cinquecento map-cycle competition