What exactly am I looking through here? Well, I'm not sure either but I do know it's considered a sculpture. With all sincerity, I like my photographs of it more than I did the actual sculpture! I was really happy with this series which shows such a fascinating interplay of shadows and light.
Taken in the courtyard of the Worcester Museum of Art, Worcester Massachusetts, in mid-April, 2010.
I believe that the images and writing posted here fall under the "fair use" section of the U.S. copyright law http://www.copyright.gov/title17/92chap1.html#107, as they are intended for educational purposes and are not in a medium that is of commercial nature.