◇ Holes in space and time - Cherryflava
http://www.cherryflava.com/cherryflava/2008/05/holes-in-space.html
穴。
◇ Art installation at Clark Shoes International Headquarters / ROSO - Arch Daily
http://www.archdaily.com/7417/art-installation-at-clark-shoes-international-headquarters-roso/
反射板。