Richard Serra 

The Matter of Time

, 2005

From foreground to rear: Torqued Spiral (Closed Open Closed Open Closed), 2003; Torqued Ellipse, 2003-2004; Double Torqued Ellipse, 2003-2004; Snake, 1994-1997; Torqued Spiral (Right Left), 2003-2004; Torqued Spiral (Open Left Closed Right), 2003-2004; Between the Torus and the Sphere, 2003-2005; Blind Spot Reversed, 2003-2005

Guggenheim Museum Bilbao, Spain

Photo by Lorenz Kienzle 
© 2019 Richard Serra/Artists Rights Society (ARS), New York