Photograph Toys

Fun tools to make this out of your photographs.
http://bighugelabs.com/flickr/

Free online graphic tools page.
http://www.1netcentral.com/graphics-tools.html

This looks good.
http://www.bannermakerpro.com/links.html

Block Posters

This might be fun. You upload a picture, decide how many sheets of paper you want it printed across and print it out. I haven't tried it but it sounds good to me.
http://www.blockposters.com/