Travel Directory, offering you great airfares!
PRAGT.NET, excellent Photoshop® tutes. My fav in that domain!
Resource Index.com, a big developers resource shed.
Planet-source-code.com, one of my favorites to grab or publish code.
Webelements.com, a must-seen reference for {#(k1^@ nerds like me.
World Wide Web Consortium Incontournable to make the WWW and its technologies consistent.