Westminster, Henry VII Chapel exterior and Westminster Hall, 1865 Stephen Ayling copyright V&A Images

During the Victorian age, British architects like Charles Barry and A.W.N. Pugin, designers of the Houses of Parliament (left), rediscovered their nation’s medieval architectural heritage. Photography became a critical tool for both preservationists and practitioners, as London’s Victoria and Albert Museum explores in the exhibition Gargoyles and Shadows: Gothic Architecture and 19th-Century Photography. Through May 16. www.vam.ac.uk