You can grab data from a web api, for example, geocoding: http://code.google.com/p/google-refine/wiki/Geocoding http://code.google.com/p/google-refine/wiki/Geo

You can grab data from a web api, for example, geocoding: http://code.google.com/p/google-refine/wiki/Geocoding http://code.google.com/p/google-refine/wiki/Geocoding