These are some of my favorite myst related links.
Please e-mail me if any of these links are bad. Thank You!

Favorite Sites
Exile Hint Guide An EXCELLENT Exile Hint Guide!
squee net fan site This site is great for lovers of all the myst games.
myst3.com The official myst3 site!
mysterium exile fan site (both English and German) another good site for myst3 exile fans!
riven guild Very cool site with tons of stuff about riven and all the other games!
myst3 network Great info for Exile on this page. Really cool design.
Cyan Inc. The company that started it all and is changing are worlds.
presto studios This is the company that is working on myst3 Exile instead of Cyan.
Mudpie Obsession This is a cool site about Cyan's latest project code named "mudpie".
A V E A R A - A World Beyond Myst Official New Interactive Online Myst Novel

Other Links
Catholic Family Land Check it out! :)