A tutorial that shows how to create a stone texture and how to use this same texture to create a stone wall. The texture can also be used to create a stone floor.
This Photoshop tutorial explains how to put a plane in clouds and to create the illusion of depth and how to use this plane to create a short animation in ImageReady.
This 9 page Photoshop tutorial shows how to make an old looking poster with stains, texture, rips, scratches, folds, text and a bullet hole and how to convert a photograph.
A very in-depth tutorial; fixing colors, replacing a part of the image, improving global and local contrast and brightness, removing noise, selective sharpening. (8 pages).