San Francisco: Camping near San Francisco (without car)
Angel Island is just a ferry ride away. Check it out! http://www.reserveamerica.com/camping/angel-island-sp/r/campgroundDetails.do?contractCode=CA&parkId=120003
Cartagena: Best areas for nightlife in Cartagena?
Getsemani, adjacent to the old town is a fun spot. Check out CAFE HAVANA late night for great music and dancing. Demente is a cool bar on Plaza Trinidad , which is always bustling with activity.
San Francisco: Half way point between LA and San Francisco on the Pacific Coast Highway?
Try Treebones Resort in Big Sur. Its a really pretty collection of Yurts perched up above the ocean. And they have two restaurants on premise that were really tasty.