An interesting and good looking collection of 30 high resolution grunge, rusty and dirty textures all created using Filter Forge Photoshop Plugins.
These are 1000 x 1000 pixel tileable textures. It means that you can tile these big textures as patterns to create a larger seamless texture.
To download these textures, just click on the images and you will be redirected to each texture download page.
Usage rights: You can use these images any way you want, even in commercial projects. A link back to Photoshop Roadmap is greately appreciated, but not mandatory at all.
30 free high resolution textures and backgrounds
The following images are a small preview of the complete texture.
Click on each image to go to the texture download page.