Europeana API Geo-Wrapper
Adrià Mercader - http://amercader.net
A thin wrapper around the Europeana API that transforms the results feed in a GeoRSS. It also includes a demo application that uses the geo wrapper to perform spatial queries.
It was built during the first Europeana Hackathon.
For more details, please have a look at this post: http://amercader.net/blog/2011/04/europeana-hackathon