Colorless non-lead glass, yellow or orange rope; glass has been cut and polished, assembled with rope and hardware. Large square sheet of heavy glass installed to free-stand vertically at a right-angle held in place by the tension of one continuous length of rope threaded through four metal eyes fixed to ground (forming four points of a square with same dimension as glass) and passing over over glass twice before connection; when lighted, the cast shadow of a pyramid forms on an adjacent wall forms part of the sculpture; unsigned.