"My first adventure as Reina Hispanoamericana: visiting the Uyuni Salt Flats," Dia wrote in the caption. "When it rains, they turn into a giant mirror, making it look like you’re walking on the sky.

Until we start sending commercial flights to the moon, the Kachi Lodge on Bolivia’s Uyuni Salt Flats might be the most otherworldly vacation you can take. Opened in May at the foot of a volcano ...

In southwest Bolivia, the world’s largest salt flats sit atop a vast pool of brine on the Salar de Uyuni. Ivan Kashinsky and Karla Gachet Whenever I handle salt—to season food, pickle ...

Some 40,000 years ago, this area was part of a giant lake that dried up, leaving behind two salt flats: Uyuni (not pictured) and Coipasa, visible in gray and light blue in the bottom-left corner.