Dunstanburgh Castle: Rocks in the Foreground 1797-8 Joseph Mallord William Turner 1775-1851 Accepted by the nation as part of the Turner Bequest 1856 http://www.tate.org.uk/art/work/D01114. Photo: © Tate, London 2012
JMW Turner’s ‘Dunstanburgh Castle’: poetry, imagination and reality