According to this op-ed, the city of Los Angeles is implementing a sweeping, yet almost completely unpublicized, effort to give historic status to tens-of-thousands of homes and properties across the city, without ever telling anyone about it.
Many places are statistically diverse, but their inhabits can be worlds apart. A local perspective (and finer data) is needed to fully appreciate how different races and classes inhabit a neighborhood.
In what may be the most informative piece of pointillist 'painting' ever made, a demographic researcher has created a zoomable racial map of America made up of 308,745,538 dots. The result is 'strangely beautiful'.