IMAGE: Ai Weiwei, Iron Tree Trunk, 2015. Cast iron. 185 x 63 x 82 5/8 inches. Edition 1 of 3. Installation view, The Contemporary Austin – Betty and Edward Marcus Sculpture Park at Laguna Gloria, Austin, Texas, 2017. Artwork © Ai Weiwei Studio. Courtesy Ai Weiwei Studio and Lisson Gallery. Image courtesy The Contemporary Austin. Photograph by Brian Fitzsimmons.