Lonely Planet National Parks of America

Moon Best of Yosemite: Make the Most of One to Three Days in the Park (Moon Best of Travel Guide)

Lonely Planet Epic Hikes of the Americas

Motorcycle Journeys Through North America: A guide for choosing and planning unforgettable motorcycle journeys

Moon California Hiking: The Complete Guide to 1,000 of the Best Hikes in the Golden State (Moon Outdoors)

The California Naturalist Handbook

Lonely Planet California (Travel Guide)

Lonely Planet USA's National Parks (National Parks Guide)

John Muir: The Eight Wilderness Discovery Books

Moon Northern California Road Trips: Drives along the Coast, Redwoods, and Mountains with the Best Stops along the Way (Travel Guide)