The fine, well labeled lines of Google Maps may show a clean layout of your neighborhood, but without buildings, it looks too much like a two-dimensional spread of undeveloped tract housing. Google’s finally filling in the gaps, outlining 25 million building footprints in cities all across the United States. Residents of Los Angeles, Chicago, Miami, Houston, Detroit and other cities can now see the familiar outlines of their local stomping ground on the services’ mobile and desktop maps. Read the full story at Engadget.