Ideal Object
The Ideal Object is a laser art installation which uses beams in air to
draw the edges of an octohedron (eight-sided solid figure). The figure
is 20 feet tall, and "supported" by a steel structure holding mirrors.
Links below describe the installation in more detail:
The support structure
The laser and optics
About the kinds of helpers needed:
Support structure design and construction
Mirror enclosure construction
Installation/takedown crew,Operation crew
A computer graphic view is shown below.

Below, a closer view as if one was lying on the ground next to it.

And a view from high above, showing the support structure.
