Here are some helpful material that you may want to read during your pregnancy or beyond:
Guide to Childbirth by Ina May Gaskin
Baby Catchers by Peggy Vincent
The Thinking Womans Guide to a Better Birth by Henci Goer
The Birth Partner by Penny Simkin
(mis)conceptions by Naomi Wolf
Gentle Birth Choices by Barbara Harper (book and DVD)
Mothering Magazine
A great resource for natural parenting. The discussion boards are a great place to meet like-minded moms.
The BabyWearer
The ultimate resource for all things Babywearing, be sure to check out the forums where you can discuss your babywearing options.
kellymom.com
Kellymom has all the answers you need to any breastfeeding question. Want to know if a medication is safe to take while nursing? Check out Is This Safe While Breastfeeding.