I have backups of different things in different places:

Laptop Hard Drive	Smaller installation files and updates - FTP, etc.
Spare Laptop Hard Drive	Cloned copy of the original. With updates for My Doc changes
CD's on the Bike	Toshiba Windows XP Recovery CD's. Ipod Software.
	Trip Directory. Entire Web Site. Outlook Address Book and Mailbox.
CD's Sent Home	All RAW Images. All processed images used on the web site.