Visitors look at the artwork "The Matter of Time" by US artist Richard Serra during the presentation of the "25 Years of the Museum Collection" exhibition on the 25th anniversary of the Guggenheim Museum Bilbao in the Spanish Basque city of Bilbao on Oct. 18, 2022. Ander Gillenea/AFP via Getty Images hide caption
Famed American sculptor Richard Serra poses in front of Slat, a 1984 steel sculpture, after its reinstallation in La Defense, west of Paris, Dec. 15, 2008. Jacques Brinon/AP hide caption
A visitor takes in Anri Sala's Ravel Ravel Unravel installation in the French pavilion of the 55th Venice Biennale. Gabriel Bouys/AFP/Getty Images hide caption
Visitors explore Robert Irwin's Scrim Veil--Black Rectangle--Natural Light during its 2013 reprise at the Whitney Museum of American Art. ©Robert Irwin/Photography ©2013 Philipp Scholz Rittermann/Courtesy of the Whitney Museum hide caption
Richard Serra in 2005 with one of his works at the Guggenheim in Bilbao, Spain.
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