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DBpedia
DBpedia.org is a community effort to extract structured information from Wikipedia and to make this information available on the Web. DBpedia allows you to ask sophisticated... -
Freebase
Description "Freebase is an open database of the world?s information. It is built by the community and for the community?free for anyone to query, contribute to, built... -
The CIA World Factbook
Description US government profiles of countries and territories around the world. Information on geography, people, government, transportation, economy, communications, etc.... -
NeuroCommons
From the website: The NeuroCommons project seeks to make all scientific research materials - research articles, annotations, data, physical materials - as available and as... -
EU European Statistical Information Service
Description "Eurostat’s mission is to provide the European Union with a high-quality statistical information service." Very large amount of data on a wide variety of European... -
Open Directory Project (ODP)
From about page: The Open Directory Project is the largest, most comprehensive human-edited directory of the Web. It is constructed and maintained by a vast, global community...