SimpleGeo Makes Location Easy With Context and Places
Programmableweb.com reports on:
SimpleGeo Context takes a latitude and longitude and provides relevant contextual information such as weather, demographics, or neighborhood data for that co-ordinate.
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SimpleGeo Places, which is a free database of business listings and Points of Interest (POI) that enables real-time community collaboration.
Interesting and free APIs that could add value to any topic map concerned with tourism or location information.