Here’s a pic I came across on StumbleUpon (HERE) … Which I thought might be handy for explaining the Linux directory structure for new users.
I know this is going to scroll off the page, but I’m going to display it full size anyway:-
http://linuxforums.org.uk/MGalleryItem.php?id=1541
Original picture here:
http://www.secguru.com/files/linux_file_structure.jpg