National Geographic : 1947 Nov
© National Geographic Society Kodachrome byRichard H.Sanger Amid Cultivated Fields, a Fortified Hill Protects Ibb's Closely Massed Houses and Battlements Extremely narrow streets run between the tall, slightly tapering structures. The aqueduct (foreground) brings freshwater from amountain spring. This isthe most fertile part of the southern Yemen. Nearer the Red Sea, the land changes to asandy desert.