I've started using spotlight with webpages today. It will actually index the content of web pages in your history and bookmarks. It's great. But I can't find any documentation on how to use it. ...
So, I love the new, awesomebar-style address bar in Safari 5 - with it's history search, I've gotten to the point where I no longer use bookmarks for most sites, I just remember the 2-4 letter strings ...