After the untimely demise last year of my sandbox server at MIT, I haven’t been good at advertising (or even doing) technology experiments. I’m finally getting my act together now, and have a few interesting things out on the Interwebs:

Coordinate projection service is a useful little thing that also is a nice sample of GeoRSS-GML

US Cities lets you query a database of US cities by name or bounding box, and returns the results in either GeoAtom (Atom + GeoRSS) or BXFS. It’s also OpenSearch enabled, so you can add it as a search engine type in Firefox.