A journey through 56 works on paper - including engravings, etchings, drypoints and color lithographs - within one of the greatest avant-garde artistic movements of the twentieth century, Surrealism , with a foray into the world of De Chirico's metaphysics , in the analysis of the unconscious and the interpretation of the dream by Sigmund Freud , in the psychology of the depth and the study of symbols by Carl Gustave Jung.