A WebQuest is "an inquiry-oriented activity in which some or all of the information that learners interact with comes from resources on the internet."

The best place to start is WebQuest.org.

Complete the WebQuest about WebQuests on this page.

Use this site to Search for WebQuests.

Take a look at QuestGarden.

How do I create my own WebQuest?

WebQuest Design Patterns

A Taxonomy of Tasks

Building Blocks of a WebQuest

Find a place where you can create web pages...it's not as yucky as it sounds.

Try PBwiki.