Check out this article on photography and graphic design. In this photo gallery, you'll find wood grain pictures, pictures of rust, and other texture photographs.
April Frost In The Meadow
© Dave Bellmossy branch
© Lianne E. CookIndian Head Hood Ornament
© Amanda J. TannerRealm of Color
© Randall J. ScholtenGalvanized
© Connie J. BagotThe colors of light
© Adilson F. Ferreira