Antony Gormley, Gut X, 2013. Hollow plaster blocks made from 10 mm wall thickness of Crystacal R Plaster (resin based), reinforced with wire mesh and hessian scrim. 313 x 73.5 x 69.5 cm. On view at Galerie Thaddaeus Ropac in Paris through August 28

Anselm Keifer, Der Rhein, 1982/2013. 330 x 300cm. On view at Galerie Bastian, Berlin through September 21

Channa Horwitz, 8 Expanded, 1982. On view at Kunstsaele, Berlin through August 24

Richard Artschwager, Logus (Blue Logus), 1967. Wood/Formica. 88.8 x 115.6 x 121.2 cm. On view at Hammer in Los Angeles through September 1