Stock images don't have to be pleasant and cliched. Here are some of our favourite 'grungy stock photos', thanks to all contributors who uploaded, see each image page for details. Creative commons image license.
A few images from a collection of light painting photos I've been creating. These are from the same series as the zip file I have (shamless self promtion) just uploaded to deviantART - http://fav.me/d32f2d1
Having gone with the intention of capturing at least one sunset silhouette of a joshua tree, alas the eponymously named national park was not forthcoming, the rain and snow (in the desert!) did however provide quite a lot of rainbow opportunities!
Yosemite valley might be one of the most photographed places on earth, instead of the usual focus on the mountains in the park, halfdome and el capitan etc, i've taken the theme of trees for this image collection: