A few nice photo collage images I found:
Blue & White [Friday Flickr Photo Collage]
Image by LethaColleen
Blogged
Please see blog post for the links to these very talented artists and photographers!
[images by/belong to top to bottom left to right 1) SimplySchmoopie, 2) Ulla Trallala, 3) wild goose chase, 4) Something To See]