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A stream that heats up
The river starts as an ordinary jungle stream and heats up as it crosses fault zones, to just under boiling at its hottest spring.
Andrés Ruzo and the Boiling River Project, via Wikipedia

A place of deep healing and transformation, dedicated to the study and teaching of traditional Amazonian folk medicine, on the world’s largest hot thermal river.
Come reconnect with nature and yourself. Take a mud bath, or bathe in the big hot spring river just steps from your dieting hut.
Diet Dates 2026: June 28 - July 29
Besides the jungle, with its birds, monkeys and wildlife, and the hot mineral springs that wash away aches, pains and anxiety, people come to Ampiri for the teachings.




Ampiri is located on a giant thermal river next to the river pachitea, a tributary of the Ucayali, two hours from Pucallpa , Peru. Close to the small village of Honoria , 15 minutes by boat. All international flights to Peru arrive in Lima. From Lima it is necessary to book a local flight to Pucallpa. The Lima-Pucallpa flight takes one hour.
How to get here01
The river starts as an ordinary jungle stream and heats up as it crosses fault zones, to just under boiling at its hottest spring.
Andrés Ruzo and the Boiling River Project, via Wikipedia
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Rain sinks through deep faults, is warmed by the earth's normal rise in heat with depth, and comes back up into the river.
Wikipedia, Shanay-timpishka
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Across 70 plots along the river, the forest holds about 11% fewer tree species for every 1 °C rise in mean yearly temperature.
Fortier et al., Global Change Biology, 2024
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Local healers say the hot water is the work of Yacumama, the Mother of the Waters, a giant serpent spirit.
Wikipedia; Tierras Vivas


