NISE da Silveira life history is considered under the light of the complex symbolic field, inaugurated by her major work in Brazilian culture - the Unconscious' Images Museum, a passage field between the asylum and the world of art. In this paper, this museum is analysed according to the main axis which articulate it: the psychological, the artistic and the political. It's considered the impact of art brutt on the outsider artist and on the espectator's perception.
