Isolated tree among sandstone rock formation in the desert canyons of the Ashar Valley, Medina Province, Saudi Arabia

Aerial view of a work of land art in the middle of red sandstone formation, in the area of AlUla, Medina Province, Saudi Arabia

Tousside volcano above Trou du Natron, Tibesti Mountains, Chad

Aerial of the Trou du Natron volcanic crater and its natron lakes, Tibesti Mountains, Chad

Aerial of beautiful rock formations around Zouar, Tibesti Mountains, Chad

Kirkjufell mountain, Snaefellsnes Peninsula, Iceland

Aerial view of Cavusin and hot air balloons at dawn, Avanos District, Nevsehir Province, Cappadocia, Central Anatolia Region, Anatolia, Turkey, Asia Minor, Asia

Summits of Alps viewed from an airplane over Europe

Nevado Ausangate mountain in the Andes, Pitumarca District, Cusco (Cuzco) Region, Peru, South America, South America

Kok-Moinok Canyon, a clay-sand structure formed on the slopes of arid mountains cut by water streams, Kyrgyzstan, Central Asia, Asia