The Uyuni Salt Flats, or Salar de Uyuni, is the world's largest salt flat, covering over 10,000 square kilometers in southwest Bolivia. This otherworldly landscape is the result of prehistoric lakes that evaporated long ago, leaving behind a thick crust of salt. It's a mesmerizing destination with a stark beauty defined by its seemingly endless white horizon. During the rainy season, a thin layer of water transforms the flats into a giant mirror, perfectly reflecting the sky and creating surreal photo opportunities. The area is also rich in lithium, a critical component in batteries, making it a region of economic interest. Visitors can explore the flats on guided tours, often staying in unique salt hotels. The flats are surrounded by stunning desert landscapes, colorful lagoons, and abundant wildlife, including flamingos. This remote and unique environment offers travelers a chance to disconnect from the usual tourist spots and experience a natural wonder like no other.