36 Cool Free Textures
Internet it's the best resource for everything you might look for. Looking for Photoshop brushes? You got it. Cool pictures? Sure! What about textures? That's also easy!
Jasen Robillard has selected 36 great textures on Flickr, all with Creative Commons licenses and created a reference mosaic with the chosen textures. You may visit his blog clicking here. All these are pretty awesome! Enjoy!