RandomWeb searches the internet for digital photos based on popular digital camera filename formats. you never know what you will get on the screen. its wicked, but the opengl version didnt work for me.

http://cellardoorsw.com/randomweb/

What is RandomWeb?
RandomWeb searches the internet for digital photos based on popular digital camera filename formats. It can also search using keywords, a web site, a location, or current iTunes artist.
FEATURES:
• Search for digital camera photos
• Search using keywords
• Search a web site
• Search a web page
• Automatically search using the current iTunes artist
• Content filter (safe search), so it can be used in public environments. (This can be disabled in the Settings tab)
• Images can be automatically expired
• Image library can be limited to a certain size (old images are removed to make space for new ones)
• Limit search to images of a minimum size
• Images are stored in your user directory under Pictures/RandomWeb, so you can browse them later
• Status bar shows you its searching progress
• Override connection timeouts, to get better responsiveness
• Can display the filename with the image