The following are links I recommend for expectant families:
Birth Without Fear - A blog that celebrates birth and inspires families. *Includes actual pictures of laboring women which may be graphic in nature.
Birthing From Within - A book and birthing philosophy that helps parents unlock their potential.
Blue Ribbon Baby - The Brewer's diet for a healthy pregnancy.
Cincinnati Area Doula Society - A nice list of local resources. I highly recommend the "Choosing a Care Provider" document provided at the bottom of this page.
Evidence Based Birth - What the evidence tells us about medical intervention and child birth.
Mama Birth - An educational and entertaining child birth blog.
Science & Sensibility - A blog that breaks down research data surrounding child birth.
Spinning Babies - Achieve an easier childbirth with fetal positioning.