Rosemarie Trockel, As Far As Possible, 2012. Courtesy of Walker Art Center.  

Richard Learoyd, it's about time, 2016. Camera obscura lifochrome photograph. Courtesy of Fraenkel Gallery.

Paul Nash, Landscape at Iden, 1929. Oil on canvas. © Tate. 

Lungiswa Gqunta, Lawn 1 (detail), 2016. Wood, broken bottles, and petrol, 242 x 122 x 28 cm. Courtesy of WHATIFTHEWORLD.