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.
Drawing in One-Point Perspective is a step-by-step guide to one-point perspective drawing. Created by Harold Olejarz, the site demonstrates how to draw a window, wood floor, bed, table, skylight and more in one-point perspective.
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.