What are some good vacation spots that you can drive to in California?

I live in Yucaipa,and I was wondering-what are some good vacation spots that you drive to in California besides san deigo? And also, is there enough stuff to do there for a week? thanks! all answers will be greatly appreciated!

Where to go in California for summer vacation?

Me and a few friends of mine are graduating seniors. We are all 18 and want to go somewhere that we can have fun, maybe hit the beach or something. We have never been to california but it’s not too far away from where we live, and want one last fun time before we leave for college.

What would be your ideal vacation in California?

My husband and I are planning for a 5 days trip. We are from Los Angeles and we have thought of:
a. Catalina Island
b. Santa Barbara
c. Monterey Bay
d. Grand Canyon

Let me know your recommendations to help us decide our trip. Thanks. Serious answer highly appreciated. We just got married 4 months ago and did not really have time to have our honeymoon. So, this is some sort of honeymoon for us.