How was space perceived and presented in the Roman world? While it is tempting to assume that any modern historical atlas, with its maps of "the world as the Romans saw it", gives a sufficient answer to these questions, recent research has suggested that the issue is more complex than this. To follow up such questions in more detail, the five original contributions to this volume, by leading experts from Britain, Germany, the United States, and Switzerland, discuss the tradition of scientific geography, Roman itinerary literature, and the Tabula Peutingeriana.