Lomas the lomas owe their existence to the moist dense fog and mist which rolls in from the Pacific. The fog is called garúa in Peru and Camanchaca in Chile. According to the Köppen Climate Classification system, the coastal desert of Peru and the Atacama desert of Chile feature a rare desert climate, that is abbreviated "Bwn" on climate maps with the n denoting frequent fog. Temperatures are mild year round and precipitation is nearly non-existent, averaging to per year in most locations. Many years have no precipitation at all. The Atacama Desert of Chile is commonly known as the driest
Tourism in the Arab world Deserts reign in most of northern Africa where the Sahara exists, the world's hottest desert where some of the sand dunes can reach 180 metres (590 ft) in height. The Arabian Peninsula is mainly covered by a range of deserts: the Nefud in the north, which is a stony desert; the Rub' Al-Khali or "Great Arabian Desert" in the south, and between them, the Dahna desert. In contrast, the Arab World boasts some of the highest mountain ranges in both Africa and Asia. The Atlas Mountains rise from the northern Sahara to peak of 4,167 m before cascading east towards