Google's OneBox displayed when you look for for the name of a country, a city or a zip code got smarter. Google added an sketch around the location you want to find, so the map is even more useful. For example, try probing for [Bronx], [Detroit 48238], [Baku], [Paraguay map].
Chris, a reader of this blog, says that he used CityData before noticing the new Google feature. While CityData is only helpful for the US, the Google Maps OneBox is displayed for almost any city in the world.