Salar de Uyuni, theย largest salt flat on Earth, is a major highlight on any Bolivian driving tour. Measuring a whopping 12,106 sq km, the salar is an expanse of blinding whiteness that was formed by the evaporation of a giant prehistoric lake. The terrain looks deceptively firm in all directions, but itโs not uncommon for vehicles to bust through the salty crust and get stuck in the soft mud underneath. We had heard stories of people in 4×4โs being stuck for daysย with no other vehicles around to provide a tow. So when our American friends, John and Paula, told us they would join us on the salar, we were happy to share the adventure with them. (more…)