Dunes at the gateway to the Sahara Desert near Douz town, Kebili, Tunisia
Hanauma Bay Nature Preserve State park with Kokohead in background, East Honolulu, Hawaii, USA
Rock formations and dunes at Tin Akachaker desert (Citadel), Hoggar, Ahaggar Mountains, Algeria
Umm el Ma (Mother of the Water) oasis lake in Fezzan Awbari (Ubari), Sahara Desert, Libya
Beautiful aerial view of Cabuyal Beach, Guanacaste, Costa Rica
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