The best way to learn how to design a great web site is to look at some great web sites, and copy (improve upon) their ideas. Now, every site is different, and there are many different styles of sites on the web. Here are some examples of well designed, informative, and easy to navigate web sites:

Project Cool - Teaches how to build great web sites.

C|Net - The Computer Network. Well designed, information packed news site. This is also an example of overwhelming the viewer.

Apple Store - A simple, elegant, and powerful commerce system incorporating advanced WebObjects technologies.

Amazon.com - The world's biggest bookseller. A nice interface and easy access to all thnformation offered, wiithin three mouse clicks.

MSNBC - Cable news site.

Gabocorp - An amazingly cool Flash site. An example of stunning graphics to impress the surfer.

ABC News - Well designed news site.

Cyberguy - LA area technology commentator.