“Around the World in 80 Scams,” by Peter John (2011, Bennion Kearny — 326 pp.), alerts travelers to ways that they can be hoodwinked. The book’s 80 sections detail everything from restaurants’ not listing prices to the “Parisian gold ring scam” (June ’09, pg. 14). Softcover, $16.99, and Kindle eBook, $3.99.