Vale do Pati
"There are no roads in. You walk in, you walk out, and in between you belong to the valley."
People who know the Chapada Diamantina well say the Vale do Pati is the most beautiful trek in Brazil, and after three days inside it I am not inclined to argue. There is no road. You descend into the valley on foot from Guiné or the Capão side, and once you are down there the only way back out is your own legs. That fact alone rearranges your sense of things. We carried day packs and let our guide’s mule take the heavy bags, which I had resisted out of pride and then was extremely grateful for by the second climb.
The People Who Stayed
What makes the Pati unlike any wilderness trek I have done is that people live in it. When the diamond mining collapsed a century ago, most families left, but a handful of moradores stayed on in the valley floor, farming small plots, raising chickens, and now hosting the trickle of walkers who come through. You sleep in their houses, eat at their tables, and the food is astonishing — beans cooked all day over a wood fire, fresh cheese, cake made from valley fruit, coffee that arrives before you have fully woken.
We stayed two nights with a man named Seu Wilson, who has lived in the valley his whole life and talks about the surrounding peaks the way other people talk about old neighbours. After dinner he sat on the step and named each mountain as the light went off it. Lia asked him if he ever wanted to leave. He looked genuinely puzzled by the question and said, leave for what.
Climbing the Castle
The single image everyone carries out of the Pati is the view from the Morro do Castelo, a great blunt sandstone tower you climb early in the morning. The path up is steep and unhelpful, more scramble than trail, and I arrived at the top with my heart going hard and the entire valley laid out below in folds of green and grey, mist still pooled in the lowest creases. We sat up there for an hour and barely spoke. Later we swam at the Cachoeirão, a wide waterfall that drops into a pool cold enough to make you yelp, with swifts cutting across the spray.
Walking It Honestly
This is a real trek, not a stroll — three to five days, long climbs, river crossings, and weather that turns fast on the high tablelands. Go with a local guide; the trails fork constantly and people genuinely get lost in here. Carry less than you think you need and more water than you think you’ll drink. The reward for the effort is a kind of silence and self-containment I have rarely found anywhere.
When to go: April through October, the drier months, when the river crossings are manageable and the trails aren’t slick clay. Avoid the heaviest rains of summer; the valley is glorious then but the routes can become genuinely dangerous.