The other thing that occurred to me was that the ground becomes an integral part of the sculpture, just because the sculpture is so dependent so much on the ground plane. (branchron.com)
Instead, within the enclosed part of the sculpture and invisible to the viewer, the mirrors continuously reflect themselves, unfolding an infinite space in which they perceive an endless vacuum. (upstreamgallery.nl)
His own body became an important tool and reference point, whether performing in videos, or being cast to form part of a sculpture. (nationalgalleries.org)