"Stuck Red" and "Stuck Blue"

Philipp Scholz Rittermann/Museum of Contemporary Art via Bloomberg

"Stuck Red" and "Stuck Blue" (1970) by James Turrell. Made of construction materials and fluorescent lights, the environmental light sculptures are part of the exhibition "Phenomenal: California Light, Space, Surface" at the Museum of Contemporary Art San Diego through Jan. 22, 2012. EDITOR'S NOTE: NO SALES. EDITORIAL USE ONLY.