I by no means agree with every single little thing on every page below, and neither should you. Nonetheless, this is about as good as it gets:

American Vision : For the optimistic county lover

Abolish Human Abortion : Repenting of 40+ years of apathy

Abolitionist Society of Washington DC : The above in the DC Metro area

Apologia : Good entertainment, teaching, and ministry

Kingdom and Abolition: Because they go together

Ligonier Ministries : All around solid teaching

Monergism : Free online reformed resources

Reconstructionist Radio : Optimistic podcasts that will make you want to put your books down and go do something

The North American Reformed Seminary (TNARS) : Free reformed seminary, seriously.