3Dementia
Senior Member
Vulvas aussi.
There is a photoupdate by Terri Meyer Boake of both the north and south staircase, as part of the Canadian Insitute of Steel Construction tour:
http://www.architecture.uwaterloo.ca/faculty_projects/terri/steel/ago10.html
Impressive!
AoD
Or perhaps titanium and glass, given the steel seems to suggest a view.