An curved arrow pointing right. At a staggering 4,086 square miles, Bolivia's Salar de Uyuni is the biggest salt flat in the world. During the rainy season, it essentially turns into a giant mirror.

That's because, located on the edge of the Salar de Uyuni, the world's largest salt flat, salt is an abundant material to work with. The hotel's location is remote but stunning: the Salar de Uyuni ...