Watch Online Free on Watchseries. In Steve Paxton’s PHYSICAL THINGS, a polyethylene air-inflated structure occupied most of the Armory floor, with a tower rising to the peak of the Armory roof. The audience walked through the structure, encountering slide projections, sounds, and performers. Emerging from the structure, they used small receivers to hear different sounds broadcast from wire loops suspended in a net overhead, thus composing their own sound experience.