Txema Salvans, Henri Cartier-Bresson, Joan Colom, Manuel Outumuro, Leopoldo Pomés, Eugeni Forcano, Elliott Erwitt, Francesc Català Roca, Ricard Terré, Ramón Masats, Gerda Taro, Ouka Leele, Helmut Newton, Colita, Martín Parr, Miguel Trillo, Bernard Plossu, Dora Maar, Xavier Miserachs and many others offer their personal views of Barcelona...