Related by context. Frequent words. (Click for all words.) 75 Sahara desert 56 desert 55 Gobi Desert 54 deserts 53 Saharan 51 Sahel region 49 Arctic Circle 47 equatorial 47 Sahara 47 Timbuktu 47 Africa 46 continent 46 Gobi desert 46 Atlantic Ocean 46 desert sands 45 savannah 45 arid 45 Sahel 44 barren desert 43 Mojave Desert 43 Mediterranean Sea 43 Arctic tundra 43 plains 42 savanna 42 Arabian Peninsula 42 Himalayas 41 Mount Kilimanjaro 41 dusty 41 Australian outback 41 Antarctica 41 Niger 41 Lake Tanganyika 41 tropics 41 equator 41 dunes 40 Sinai desert 40 steppe 40 dry riverbed 40 Tuareg 39 rocky terrain 39 tundra 39 Alaskan wilderness 39 sand dunes 39 jungles 39 mountain ranges 39 Mauritania 39 polar 39 Arabia 39 Hadrian Wall 39 polar regions 38 Pyramids 38 Andes Mountains 38 Morocco 38 Atacama Desert 38 sub Saharan Africa 38 Andes mountains 38 Kilimanjaro 38 Maghreb 38 sub Saharan 38 Dakar 38 Antarctic 38 dense forests 37 rugged mountains 37 Andes 37 Islamic Maghreb 37 flatlands 37 Mali 37 Afar 37 Deserts 37 arctic 37 frontier 37 Baja Peninsula 37 sandy 37 Martian surface 37 Rocky Mountains 36 Algeria 36 prairies 36 desolate 36 polar ice 36 outback 36 mountains 36 Sub Saharan 36 AQIM 36 Siberia 36 sandstorms 36 inhospitable 36 Mediterranean coast 36 Sudan 36 Islamic Maghreb AQIM 36 adventurer 36 swamps 36 scorching heat 36 Equator 36 Alps 35 Amazon basin 35 trekking 35 treacherous terrain 35 Senegal 35 Arctic Ocean 35 sand dune 35 safari