Duna Federico Kirbus
Sand dune in Argentina
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The Duna Federico Kirbus is the highest sand dune in the world, located in the northwest of Argentina, in the Catamarca Province. It has a height of 1,230 metres (4,035 ft), making it taller than the highest point of 53 UN-recognized sovereign states.[1] It is part of the Bolsón de Fiambalá, a semicircular sand valley.[2]


The dune is named after Argentine journalist and researcher Federico Kirbus, who discovered its real height. Duna Federico Kirbus is an example of a fixed-location, linear dune that does not move, although its surface is constantly modeled by the wind. Due to its high altitude and extremely dry climate, there is almost no vegetation..[3]