TateShots is given a tour of the Watercolour exhibition at Tate Britain by curator Alison Smith.25.02.2011 TateShots is given a tour of the Watercolour exhibition at Tate Britain by curator Alison Smith. The exhibition charts the history of watercolour as a medium, with works spanning 800 years, ranging from cartographic landscapes to abstract paintings. Here Smith uses three works to explain watercolour’s prominent position in British Art.