As A.i.A. senior editor William S. Smith pointed out in his essay on Michael Heizer (whose 1970 installation Actual Size: Munich Rotary is on view at the Whitney Museum of American Art through April…
Sun Tunnels (1973-76), Nancy Holt's 88-ton installation in Utah's Great Basin Desert, consists of four massive concrete culverts, each pierced on its skyward side with holes framing the stars of…