The exhibition, set up in the Great Halls of the Baths of Diocletian, features eighty masterpieces, including sculptures, made by great masters of the twentieth century and works of ethnic art. A journey through the main elements of the inner exploration that the artists of the twentieth century shared with the art of cultures from which they took inspiration. At the end of the 19th century, the raid on the world scene of non-Western cultures produced a real revolution in the Arts: sources for artists spread and the desire to go beyond visions and schemes, that European realism had inherited from four centuries of aesthetic reflection, grew. It was a " fateful gathering " that, far from creating a creative breakdown, generated a productive cultural opening and the first real convergence of world-culture in the Arts. The most subversive, fertile and lasting relationship was with the ethnic and popular arts, whose languages, only apparently naive, were able to communicate, without mediation, the human relationship with the divine and the supernatural. Sculpture in the first half of the 20th century had to fight tenaciously to affirm that loyalty to the appearance could no longer be considered the measure of art. Sculptures that, freed from any ideological inhibition, represented entities that needed their own explanation. It was an harassment that found its primary foundation in the material itself and, at the same time, a release for Western sculpture from the conformism of its physiognomy