Richard Serra 

Equal, 2015

Eight (8) identical blocks, each: 60 x 66 x 72 inches (152.4 x 167.6 x 182.9 cm)  
Installed in four (4) stacks of two (2) blocks each, each stack: 11 feet (3.4 m) high  
One: 60 x 66 x 72 inches (152.4 x 167.6 x 182.9 cm), 72 x 60 x 66 inches (182.9 x 152.4 x 167.6 cm)  
One: 72 x 66 x 60 inches (182.9 x 167.6 x 152.4 cm), 60 x 72 x 66 inches (152.4 x 182.9 x 167.6 cm)  
One: 66 x 60 x 72 inches (167.6 x 152.4 x 182.9 cm), 66 x 60 x 72 inches (167.6 x 152.4 x 182.9 cm)  
One: 66 x 72 x 60 inches (167.6 x 182.9 x 152.4 cm), 66 x 60 x 72 inches (167.6 x 152.4 x 182.9 cm)

The Museum of Modern Art, New York

Photo by Cristiano Mascaro 
Artwork © 2019 Richard Serra/Artists Rights Society (ARS), New York