A thin sheet of water covering the white salt crust of Salar de Uyuni at dusk, perfectly mirroring a violet and gold sky with isolated cacti silhouettes on the horizon
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Salar de Uyuni

"On Uyuni I could not tell where the sky ended and I began."

I had seen photographs. Everyone has. They do not prepare you.

We arrived into the town of Uyuni on a night bus from Potosí, rattling down into the altiplano at 3,600 metres, and by the time our jeep rolled onto the salt the next morning the air tasted of mineral chalk and cold iron. The flat stretched in every direction without a single reference point — no tree, no hill, no shadow to anchor the eye. Just white hexagonal tiles of salt pressing against a sky so blue it felt engineered.

The Mirror

It rains in Uyuni between November and March, and if you time it right — which we did, barely, catching the tail end of the wet season in early April — a centimetre or two of water sits atop the crust and turns the entire surface into a mirror 10,000 square kilometres wide. Lia grabbed my arm when we stepped out. Neither of us spoke for a while. There is something physiologically disorienting about it: the reflected clouds beneath your feet move in real time, and your brain keeps insisting you are about to fall through.

Our driver, Don Wilber, had been running this route for nineteen years. He cut the engine and walked fifty metres away and stood there, and from where I was standing he appeared to be hovering in the sky.

Isla Incahuasi

Halfway across the flat sits Isla Incahuasi, a fossilised coral reef that erupted from an ancient lake and is now covered in giant cacti — some of them over a thousand years old and ten metres tall. We ate lunch there: quinoa soup from a thermos, a hard roll, a piece of llama charque so salty and dense it tasted like the landscape itself. The cacti cast almost no shadow at noon. Standing among them I realised the silence had a texture — not empty but weighted, pressing against the ears.

What surprised me was the smell. I had expected nothing, sterility, the absence of odour. Instead the salt carries something faintly oceanic, a ghost of the prehistoric Lago Minchín that once filled this basin. It is the smell of deep geological time, which sounds absurd until you are standing in the middle of it.

The Light at Sunset

We stayed until the light went pink, then red, then a bruised violet that doubled itself in the water below. The horizon disappeared completely. Don Wilber started the jeep without being asked. Some things do not need to be extended.

When to go: The wet season (December to April) produces the mirror effect — aim for January through March for the most reliable flooding. The dry season offers dramatic cracked-crust landscapes and clearer skies for star photography, but no reflection.