Two guides doubling as "measurers" led the audience outdoors to see a drawing projected on a building, an overall-clad violinist poised to play, dancers jogging in white, Pellegrino singing lustily, a lecturer on the female reproductive system scrambling her message, a silent film shown in a parking lot. The guides grimly measured humans, trash cans, fences, everything, as they moved onlookers from one area to another.