The book Trade and Navigation of the Erythraean Sea: A Translation of the Periplus of Mary of Erythraea, Written by an Anonymous Author, and Arrian's Narrative of the Voyage of Nearchus, from the Sources of the Indus to the Head of the Persian Gulf, is a valuable document on the trade routes of the Ancient East. In their work, the authors pay particular attention to the geographical location of the region, trade routes, ports, river routes, and the ethno-political situation. This book helps to better understand the trade relations and cultural exchange of the ancient civilizations of the Middle East.