Periplous of the Erythreaen Sea map, according to the description from source text (https://el.wikisource.org/wiki/Περίπλους_τῆς_Ἐρυθράς_Θαλάσσης).
Own work - background topographical map from Wikipedia Commons Image:Topographic30deg_N30E30.png
George Tsiagalakis