"There’s a point, whatever corner of the world you’re traveling in, when you may have that urgent question: where’s the toilet? But at the start of a rare visit to Waiapi tribal territory deep in the Amazon, the question we had was more nuanced: what even was the toilet?"

And so began a rare days-long reporting trip with the tribe for a Rio-based AFP team -- Sebastian Smith of text, Apu Gomes of photo and Marie Hospital of video. Below they recount this and many other adventures.