Depends on if the source of the image declares them as copyrighted or not. You should ASSUME that all images are copyrighted unless you know otherwise.
Internet Textures
Blitz3D Forums/Blitz3D Beginners Area/Internet TexturesThe forum is locked. These are the original blitzbasic.com forums, kept so they can still be read. No new topics, replies or edits can be made here. To join in, head over to the Blitz3D+ forums.