Welcome to the February 4, 2012 edition of Traveler’s Show and Tell. This week’s Traveler’s Show and Tell blog carnival features ten travelers from all across the blogosphere. Read on to find out: … which parts of Mexico are safest for tourists. … why a card deck makes a great souvenir from Naples, Italy. …why it’s still worthwhile to toss coins into Rome’s Trevi Fountain. … and much, much more! This Week’s Travelers Tui Snider (Yup, that’s me!) presents It’s Different in Naples, Italy – The Neapolitan Playing Card Deck posted right here at Mental Mosaic: Even Home is a…