Thanks Southwest Dave - I intentionally selected the southern route!

Breaking this trip down a bit more here is what I have - again rough outline for the 11 day trip:
Start San Jose, CA
7hr Santa Barbara, CA via Coastal Route 1
9hr Tucson, AZ via San Diego, CA
12hr San Antonio, TX
8hr New Orleans, LA
4hr 30min Montgomery, AL via Mobile, AL
2hr 30mins Atlanta, GA
3hr Knoxville, TN
8hr Harrisburg, PA
2hr End Trenton, NJ via Lancaster, PA