"@HistoryOttoman: THE WATERWAYS MAP OF ISTANBUL, PERIOD OF SULTAN BAYEZID II (1481-1512) (İstanbul Su Yolları Haritası) #OttomanEmpire http://t.co/ev5rKfyh2B"

Check out @HistoryOttoman's Tweet: https://twitter.com/HistoryOttoman/status/566610220789792768?s=09