They are uncontacted people living near the upper Madidi and Heath Rivers in northwestern Bolivia.
[1] Bolivia's Administrative Resolution 48/2006, issued on 15 August 2006, created an "exclusive, reserved, and inviolable" portion of the Madidi National Park to protect the Toromona.
There are some historical records confirming that the Incas, in fact, sealed storage tunnels in ritual ceremonies.
Father Miguel Cabello de Balboa wrote about a city of gold, describing Paititi as a place supposedly protected by warrior women; he also mentioned the Toromona tribe, alleging that they possessed no qualms or reservations with regards to the executing of outsiders.
Norwegian biologist Lars Hafskjold had searched exhaustively for the Toromona, and became quite famous due to his disappearance, somewhere in the region of the Madidi park in 1997.