To mark the 500-year anniversary of the founding of St Peter's Basilica, an exhibition looks at the history of the photographic reproduction of the patriarchal Basilica. Some 90 photos of different sizes, from the 19th century experimental works to agency photos and pieces by famed photographers David Seymour, Eugène Costant, Tommaso Cuccioni and Robert MacPherson. As visitors take in the manifold different facets of this symbolic venue of Christianity, they will also be able to note the development of photographic techniques: salt paper print processes, albumen prints, silver gelatin photography and many more...