The Whole Internet Guide to Clipart
http://www.Best-of-Web.com/computer/clipart_index.shtml
This is a HUGE starting point, and it leads to thousands of images

The Amazing Picture Machine
http://www.ncrtec.org/picture.htm
This is a nice searchable collection of photos and clipart. All of it is free.

Yahoo Picture Gallery
http://gallery.yahoo.com
This one has access to LOTS of images.

ClipArt Connection
http://www.clipartconnection.com
Another large collection, with a good search feature.

Clipart by the Wizard of Draws
http://www.wizardofdraws.com/main/thelist.html
This is a great site, with a large collection of original cartoon-like images.

Barry's Clipart Server
http://www.barrysclipart.com

The Clip Art Universe
http://www.nzwwa.com/mirror/clipart
Clip art, animated gifs, buttons, backgrounds (mostly for web pages).

COLLECTIONS OF LINKS TO IMAGE COLLECTIONS

ClipArt Connection Link Page
http://www.clipartconnection.com/links

Hoxie High School Clipart Links
http://www.hoxie.org/pdk/clip01.htm

Clipart.com
http://www.clipart.com

Looksmart Clipart Links
http://www.looksmart.com/eus1/eus53832/eus62416/eus71939/eus65954/eus65994/r?l&

ANIMATED GIF COLLECTIONS

Animated Gif Finder
http://www.gifs.net/animate/giflist.htm
This is a HUGE list of animated gifs. Use your browser's "find" function to search through this page.

ClipArt Connection Animation
http://www.clipartconnection.com/animations

Animation Factory
http://www.animfactory.com

Animation Library
http://www.animationlibrary.com/

ClipArt Warehouse - Animations
http://www.clipart.co.uk/html/anim.shtml

SITES FOR CONSTRUCTING TEXT IMAGES
These sites allows you to MAKE your own banners, animated images, etc.

MediaBuilder
http://www.mediabuilder.com

CoolText.com
http://www.cooltext.com

FlamingText.com
http://www.flamingtext.com
Highly recommended!