With an ancient island of giant cacti, boiling mud pools, and hotels made entirely from salt, Bolivia's Salar de Uyuni looks like something from a fever dream.
The world’s largest salt flat might be one of Bolivia‘s most popular attractions, but look out across the vast expanse of crackling crystals, and you’ll see nothing but an unbroken sheet of white that extends to the horizon. Venture into the interior to find rusting trains, glimmering salt lakes, and boiling mud pools. Intense sun and harsh weather mean it’s not a landscape for the faint of heart, but visiting the Salar de Uyuni rewards intrepid travelers with otherworldly beauty. These 10 sights and phenomena are dazzling—and bizarre.