WALTER DE MARIA Truth/ Beauty Series, 1993–2016 © The Estate of Walter De Maria. Courtesy Gagosian Gallery

WALTER DE MARIA Truth/ Beauty Series, 1993–2016 © The Estate of Walter De Maria. Courtesy Gagosian Gallery

WALTER DE MARIA Truth/ Beauty Series, 1993–2016 © The Estate of Walter De Maria. Courtesy Gagosian Gallery

WALTER DE MARIA Truth/ Beauty Series (detail), 1993–2016 © The Estate of Walter De Maria. Courtesy Gagosian Gallery