The core mission of the museum is to present and highlight the personal collection of Peggy Guggenheim and to further an understanding and appreciation of modern art. The collection holds seminal works of Cubism, Futurism, Metaphysical painting, European abstraction, avant-garde sculpture, Surrealism, and American Abstract Expressionism. It is comprised of major examples of works of art by the most important artists of these movements including Jean Arp, Francis Bacon, Giacomo Balla, Umberto Boccioni, Constantin Brancusi, Georges Braque, Victor Brauner, Alexander Calder, Giorgio de Chirico, Salvador Dalí, Robert Delaunay, Marcel Duchamp, Max Ernst, Leonor Fini, Alberto Giacometti, Arshile Gorky, Juan Gris, Grace Hartigan, Vasily Kandinsky, Paul Klee, Fernand Léger, El Lissitzky, René Magritte, Kazimir Malevich, Marino Marini, Joan Miró, Piet Mondrian, Henry Moore, Robert Motherwell, Tancredi Parmeggiani, Francis Picabia, Pablo Picasso, Jackson Pollock, Germaine Richier, Mark Rothko, Gino Severini, Yves Tanguy, and Emilio Vedova, among others. The Peggy Guggenheim Collection also comprises holdings of African, Oceanic and Pre-Columbian works of art.