This is an incredible exhibition and a once in a life-time chance to see the Queen's collection of Canalettos.
As the Tate themselves say: It is a landmark exhibition and a rare opportunity to see era-defining artworks that changed the face of art in America.
This is an INCREDIBLE exhibition of some of the most delicate portraits ever drawn. I suggest you go more than once, to really appreciate the beauty.
The first UK show in nearly 100 years devoted to watercolours by the Anglo-American artist, John Singer Sargent (1856-1925).