JustArtist.com lists great resources covering many topics related to artist information, computer graphics, craft, egg tempera, landscapes, museums, paint, oils painting, posters & prints, watercolors.
For people who are learning to draw, teaching drawing or want to enhance creativity, a theory and set of techniques with accompanying materials and courses.
The Drawing Center is the only not-for-profit institution in the country to focus on the exhibition of drawings, both historical and contemporary. Along with its groundbreaking exhibitions, it offers ongoing programs for artists, students, and the public.