Contemporary-Dance.org
A page that has a history of ballet, modern and contemporary dance as well as theory. It also includes individual blogs, galleries of dance videos & pictures, tools for choreography, and tools for teaching dance.
Dance Case
Find a large list of video examples of different dance genres, including contemporary dance and traditional/folk. Dancers and events as well.
International Dance Council (CID)
CID is the official umbrella organization for all forms of dance in all countries of the world. It is a non-governmental organization founded in 1973 within the UNESCO headquarters in Paris, where it is housed. It brings together the most important international, national and local organizations, as well as select individuals active in dance.