Fun + useful directory I found...

http://www.mashupphotos.com/

Supposedly all sites listed are free to use.

I see a few of the links are dead -- but there are still PLENTY that will provide HOURS of fun + generate useful pics, etc.

Here's just one of the sub-directories listed!...
http://www.signgenerator.org/

-- TW

Cheers.

-- TW

PS: No, not affiliate links.