Salar de Uyuni & Atacama road trip

The Salar de Uyuni is the largest salt flat on earth, and the road that leads from it climbs into the Atacama, the driest desert there is. The pairing produces a landscape so strange it reads as another planet: a white plain that meets the sky without a seam, then an altiplano of coloured lagoons, steaming fields and volcanoes the colour of rust. Four to seven days carries you across it, from Bolivia's salt into Chile's sand. On the flat itself, timing decides what you see. In the dry months, May to November, the salt is a cracked hexagonal floor you can drive across for hours; in January a thin film of water turns the whole plain to a mirror, doubling every cloud and vehicle in perfect reflection. Beyond it the altiplano unfolds: the giant cacti of Incahuasi island, flamingos wading the mineral-stained lagoons, geyser basins that hiss at dawn before the crossing drops you into Atacama and the driest air you will ever breathe. Altitude is the real demand. Much of the route sits above 3,600 metres and climbs higher, so the difficulty is thin air rather than steep ground, and acclimatisation is not optional. This is why the age guidance starts at twelve, and why pacing the first days matters more than any fitness. Sections are genuinely remote, and the cold at night is severe, which the scenery does nothing to warn you about. The Benned Mark is Worth a year, and the setting alone would justify it; the mirror and the altiplano are among the most singular sights on the whole list, setting at its most extreme. What holds it a step below the summit is candour about the route: it has become well-trodden, run daily by many operators, and the shared path costs it a little of its wildness. Extraordinary to see, then, and worth planning a year around, but no longer a place you will have to yourself.