Mont-Dauphin is a commune in the Hautes-Alpes department in southeastern France. At the confluence of Durance and Guil rivers, overlooking the impressive canyon of the latter flowing down from Queyras valleys, Mont-Dauphin is one of the many places fortified by Vauban in the second half of the 17th century. In 2008, the place forte of Mont-Dauphin, was listed as a UNESCO World Heritage Site, as part of the "Fortifications of Vauban" group.

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