Wildlife of Chile Nacional Cabo de Hornos." The country's flora is composed of "56 orders, 181 families, 837 genera, and about 4,295 species" with large numbers in terms of genera and species from the families Asteraceae, Poaceae, Fabaceae, and Solanaceae. The land is divided into latitudes sections which dictate the country's vegetation; the soil conditions of the lands and the climatic conditions are key factors in this respect. In the northern desert region (Atacama Desert, the driest place on Earth) which is the desert region of sand there is no precipitation at all but it still sustains not only vegetation but also fauna;
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