Push notification startup Urban Airship is closing the doors on all three APIs from the geo infrastructure company it acquired in October. The data behind one of the APIs, SimpleGeo Places, will be maintained by Factual and become part of its Factual API. Other SimpleGeo functionality is being folded into Urban Airship's platform.
Over at Google Maps Mania, Keir Clarke has a good round-up of new Christmas-themed Google Maps mashups. Each year developers create new mashups with holiday themes, with most being map mashups. Two of these shown below have been added to our mashup directory. For more see our report from last year on tacky Christmas lights and finding out how far does Santa travel to you.