Acclimatize before you go
Spend 24–48 hours in San Pedro de Atacama to reduce altitude sickness risk before visiting the lagoons at ~4,200 m.

High-altitude lagoons, vicuñas, and red-rock shelves — a day on the Andean altiplano.
When the van climbs out of the ochre bowl of San Pedro de Atacama, the sky widens until it feels like a dome of blown glass. The air thins by degrees and the road peels away from salt flats and scrub into an otherworldly plateau dotted with volcanoes that hold their snow like quiet trophies. At roughly 4,200 meters the landscape slows — the wind gathers a voice and the lagoons appear like polished, improbable mirrors: blue and green ovals cupped by pumice and red rock. This is the Altiplanic Lagoons — Miscanti and Miñiques — high-altitude basins that read like a natural manifesto about water, elevation, and extremes.
Spend 24–48 hours in San Pedro de Atacama to reduce altitude sickness risk before visiting the lagoons at ~4,200 m.
Drink plenty of water the day before and bring electrolyte snacks; heavy meals can make altitude symptoms worse.
High UV and strong winds demand SPF 50, sunglasses, a wide-brim hat and a windproof jacket.
Stay on marked paths and keep distance from flamingos and vicuñas to protect fragile wetlands.
Andean flamingo, vicuña
The high-altitude wetlands are fragile and support unique species; stick to trails, follow guide instructions, and avoid leaving any waste behind.
Spring (Sep–Nov) brings milder daytime temperatures and active birdlife, making it one of the most comfortable seasons to visit.
Summer gives long, clear days for photography but stronger UV; layers and sun protection are crucial.
Fall delivers crisp air and fewer tour groups; nights and early mornings are cold, so warm layers help.
Winter is starkly beautiful with snow on higher peaks; expect frigid mornings and the chance of limited access on extreme weather days.
Use a telephoto lens (200–400mm) for wildlife, a wide-angle for volcanic vistas, and a polarizing filter to deepen skies and reduce glare on water; shoot golden hour and carry spare batteries (cold shortens battery life).
High-altitude winds and cold require a warm, windproof layer for mornings and evenings.
UV is intense at altitude; broad-spectrum sunscreen prevents burns during long exposure.
Gravel paths and boardwalk approaches need good traction and ankle support.
Keeping hydrated helps mitigate altitude effects and keeps energy steady on the high plain.