The geo-info Ruby Sample Code demonstrates how to make requests that include latitude and longitude, returning a JSON object with a location. The API will also return a list of cities and places nearby sorted by distance.
Map mashup developers take note. Google has just announced that it has made several changes to the Google Maps base map, which now includes several new base layers as well as well as more detailed information.
You may remember our earlier post on Yahoo Placemaker, a new 'geo-enrichment' platform that includes an API (our Placemaker API Profile) that can be used to make applications and data sets location-aware by determining the 'whereness' of unstructured content. Now, Yahoo developer evangelist Christian Heilmann has released GeoMaker, a new app that makes it dead simple to use the Placemaker API with any web site.