This autumn the Wallace Collection in London invites visitors to embark on a journey from the rugged Yorkshire Dales to the grandeur of Venice, pausing en route to enjoy the bucolic delights of crab fishing on Scarborough’s beach and to marvel at the gothic splendour of Rouen cathedral from the dockside. This odyssey is undertaken through a one-room display of watercolour landscapes by J.M.W. Turner (1775-1851) and Richard Parkes Bonington (1802-1828), the first time the...