I perused this book recently (it's in my library - my work library not my home library). It lists a heap of interesting, quirky, useful blogs on a wide variety of topics, and has some great tips for would-be bloggers to get started.
Peter Kuhns, Adrienne Crew (2006) Blogosphere : best of blogs. Indianapolis, QUE.
In my library catalogue.
In Librarything - from which you can link through to online bookstores.