The following is a city-by-city guide to some of Italy\'s art exhibitions: AOSTA - Centro Saint-Benin: Giorgio de Chirico, The Labyrinth of Dreams and Ideas; 65 works including 40 oil paintings; until September 30. AREZZO - Galleria Comunale d\'Arte Contemporanea: Lucio Fontana, Hic et Nunc, 40 works; until June 24. COMO - Villa Olmo: Boldini and the Belle Epoque, 60 works, until July 24. CORTONA - Museo dell\'Accademia Etrusca di Cortona (MAEC): 40 masterpieces of Etruscan art from Louvre, never before seen in Italy; until July 3. FLORENCE - Galleria dell\'Accademia: Art Returns Art; contemporary masters including Bacon, Klein, Burri, Kounellis, Picasso and Warhol; until November 4. - Palazzo Strozzi: Picasso, Miro\', Dali\', Young and Angry: The Birth of Modernity; until July 17. - Uffizi: Sketches by Fra\' Angelico, Botticelli, Mantegna, Raphael, Michelangelo, Leonardo; until June 12. FORLI\' - Musei Civici di San Domenico: Melozzo da Forli\', 90 works by Renaissance master and contemporaries including Piero della Francesca, Botticelli, Perugino, Mantegna and Raphael; until June 12. GALLARATE - Museo Maga: Alberto Giacometti, The Soul Of The 20th Century; until June 5. MILAN - Palazzo Reale: Mimmo Paladino, 50 works including 30 large canvases, sculptures and installations; until June 26. - same venue: bizarre 16th-century painter Giuseppe Arcimboldo; works on loan from Louvre, Munich, Madrid, New York, Stockholm and Kunshistorisches Museum in Vienna; until May 22. - same venue: Impressionist Masterpieces From the Clark Collection; until June 19. Museo Diocesano: \'The Eyes of Caravaggio\', formative years from Venice to Milan with works by Lotto, Tintoretto, Titian the young artist would have admired; until July 3. OTRANTO - Castello Aragonese: Andy Warhol, I Want To Be A Machine; 50 works, until September 30. PAVIA - Castello: Leonardeschi, From Foppa to Giampietrino, 22 works loaned from Hermitage, many of them believed to be by Leonardo until end of 19th century; until July 10. PERUGIA - Galleria Nazionale dell\'Umbria: Luca Signorelli, 66 works in biggest show ever on Tuscan Renaissance master, featuring loans from Italy and abroad; until August 26. REGGIO EMILIA - Palazzo Magnani: Don McCullin, The Impossible Peace, From War Photos To Landscapes 1958-2011; 160 photographs; until July 15. ROME - Palazzo delle Esposizioni: 100 works from Stadel Museum in Frankfurt including Tischbein, Corot, Monet, Degas, Renoir, Van Gogh, Cezanne, Redon, Munch, Ernst, Klee, Picasso; until July 17. - Various sites: itinerary of significant places in Caravaggio\'s life and career in Rome; until June 19. - Vittoriano: \'At the Roots of National Identity\', 200 works celebrating 150th anniversary of unity; national figures and symbols including Garibaldi, Manzoni, Verdi, Pirandello, Eleonora Duse, Futurism, Carducci, Caruso, Toscanini, Padre Pio, Marconi, Fermi, Neorealism, Fausto Coppi, Toto and Italy national soccer team; until June 2. - Musei Capitolini: \'Portraits, The Many Faces Of Power\', 150 Roman heads, busts, statues ranging from early terracotta works to deified images of imperial rulers; until September 25. - Vittoriano: Tamara de Lempincka, The Queen Of The Modern, 120 works by Art Deco icon; until July 3. - Scuderie del Quirinale: Lorenzo Lotto, 56 masterpieces by 16th-century Veneto painter, until June 12. - Colosseum: Nero; until September 18. - MAXXI: Michelangelo Pistoletto, From One To Many, 100 works, 1956-1974; until August 15. - Galleria Nazionale d\'Arte Moderna (GNAM): \'Dante Gabriele Rossetti-Edward Burne Jones and the Myth of Italy in Victorian England\'; 100 works loaned by major international galleries, many for first time in Italy; pre-Raphaelite works and masterpieces by Giotto, Botticelli, Titian, Veronese; until June 12. - Sant\'Ivo alla Sapienza: Caravaggio In Rome; previously unpublished documents and images rewrite artist\'s life story; until May 15. - Palazzo Incontro: Tiziano Terzani, 30 Years of Asia; 100 photographs, some unseen, by late writer and journalist; until May 29. ROVERETO - MART: Impressionists and Post-Impressionists, 75 works loaned from Musee\' d\'Orsay including Monet, Pissarro, Sisley, Renoir, Degas, Toulouse-Lautrec, Van Gogh, Gauguin, Vuillard, Denis, Courbet; until July 24. TURIN - Reggia di Venaria: La Bella Italia, celebrating 150th anniversary of Italian unity; 350 works tracing various ex-capital cities including Florence, Turin, Milan, Genoa and Naples as well as Rome; plus art giants like Giotto, Donatello, Leonardo, Raphael, Michelangelo, Titian, Tiepolo, Canova, Bernini; until September 11. VATICAN CITY - Braccio di Carlo Magno: The Marvels of Marche; Raphael, Lotto, Titian, Guercino, Guido Reni and many more; until June 9. - Vatican Museums, Salone di Raffaele: Faberge\', The Sacred Images; 140 works for the czars including nine Easter eggs; until June 11. VENICE - Ca\' Foscari: \'William Congdon in Venice (1948-1960): An American View\'; until July 8. - Punto della Dogana, Francois Pinault Foundation: \'Praise of Doubt\', 60 works by 20 contemporary giants including Maurizio Cattelan, Jeff Koons, Jeff Bauman, Adel Abdessemed, Marcel Broodthaers, Dan Flavin, Thomas Schutte and Charles Ray; until December 31, 2012.