This is a really cool panoramic stitching tool!

 

If you are like me and use the “burst” mode on your camera to take a bunch of pictures on your digital camera, then this link will definitely be of interest:

Image Composite Editor

It composes the pictures quickly and that makes it FUN!  Give it a try.  Here is a picture from Warsaw, Poland when I was there for the Imagine Cup 2010:

 

Imagine Cup 2010 stitch