Yorkshire launches JMW Turner trail

Bolton Abbey, Yorkshire. Watercolour, 1809, by Joseph Mallord William Turner Photograph: © The Trustees of the British Museum Photograph: guardian.co.uk Malham Cove, Yorkshire. Watercolour, c1810, by Joseph Mallord William Turner Photograph: © The Trustees of the British Museum Photograph: guardian.co.uk Richmond, Yorkshire. Watercolour, c1826, by Joseph Mallord William Turner Photograph: © The Trustees of the British Museum Photograph: guardian.co.uk Semer Water / Simmer Lake, near Askrigg. Watercolour, c1820, by Joseph Mallord William Turner Photograph: © The Trustees of the British Museum Photograph: guardian.co.uk St Agatha's Abbey, near Richmond, Yorkshire. Watercolour, over graphite, with some scraping-out, on buff-toned paper, c1821, by Joseph Mallord William Turner Photograph: © The Trustees of the British Museum Photograph: guardian.co.uk Wakefield Bridge. Watercolour, c1798, by Joseph Mallord William Turner Photograph: © The Trustees of the British Museum Photograph: guardian.co.uk Weathercote Cave. Watercolour, c1818, by Joseph Mallord William Turner Photograph: © The Trustees of the British Museum Photograph: guardian.co.uk