S TA R T Sacramento 6-7 616 days miles FINISH Eureka INSIDE TIP Take a guided tour of Lake Shasta Caverns, a fascinating underground world only accessible by boat across Shasta Lake. MOST ESSENTIAL STO P F O R B E E R LOV E R S Get a taste for where the current craze in craft beers began with a visit to Sierra Nevada Brewing Co. L ASS E N VO LC A N I C N ATI ON AL PA RK