“National parks are the best idea we ever had. Absolutely American, absolutely democratic, they reflect us at our best rather than our worst,” quoth American novelist and environmentalist Wallace Stegner. Arizona travel writer Roger Naylor clearly agrees. His book, Arizona State Parks: A Guide to Amazing Places in the Grand Canyon State (University of New Mexico Press, $21.95), explores our state parks in all their glory, from camping and boating to hiking and stargazing. Naylor’s...