In 1977, Max Neuhaus turned a triangle of pedestrian space between 45th and 46th Streets in Times Square into an island of harmonic sound. The rich textures of that sound continue today, emanating from beneath the sidewalk grating, to anonymously reach an individual's ears as if one has stumbled upon a secret. Known as Times Square, the celebrated installation was restored in 2002 with support from Dia Art Foundation, which further commissioned...