Toemat

This sidebar widget uses Google images to find a totally random image from the web and display it on your site. 
Give it a try! It adds a little fun and spontaneity to any site or page.
<ul>
<li>The widget can be styled with CSS.</li>
<li>Uses php cUrl to connect to Google’s API.</li>
<li>Seeds the search with the first sentence from a random MLIA quote.</li>
<li>Options for widget title, show caption, and show description.</li>
</ul>
Check it out!
By installing this plugin you are accepting all responsibility for the random images that show up 
on your site. The author is not responsible in any way for anything that happens as a result of the 
images.

Completely Random Widget

Uses Google images to find a random image from the web and display it on your site.

V.J.Catkick

A sidebar widget to display images from ganref server with optional thumbnails. Ganref.jp is one of image storage service like flickr for especially DSLR user in Japan.
This widget is approved by ganref.jp.

Random Ganref

Random Ganref is sidebar widget to display images from Ganref.jp service (similar with Flickr).

Completely Random Widget vs Random Ganref