http://www.dancenyc.org
Dance/NYC is a branch office of Dance/USA, the national service organization for professional dance. Extensive public information is available (NYC dance history, performance calendars, etc.) and specialized information for dance professionals.
https://www.facebook.com/GaynorMinden
Gaynor Minden site offers tons of information on dancewear and news plus access to their hand-crafted Gaynor Minden toe shoe inventory.
http://www.ballet.co.uk
Articles, reviews, commentary on dance in America and Europe.
www.ballet.co.uk
www.ballet.co.uk/forum
www.ballet.co.uk/magazine
www.ballet.co.uk/todayslinks
www.twitter.com/balletco