How about some nice classical music? (MIDI File)
Click here to have a blast! (MPEG File - nice and small!)
Click here to see a neat logo. (Autodesk FLI File)
Click here to see a cool skull (Autodesk FLC File)
Click here to see a wild race. (AVI Video File)
Also, you might want to think of doing something like this:
By creating links like this, you can let someone know what they are downloading before they do it. It's also nice to tell them te size of the file that will be downloaded, and also the contents and file type!