There are a few things I like a little too much for my own good: Diet Coke, Ambien, men, and luggage. Or travel bags, as I like to call them. Because unlike a set of matched luggage (ick, btw) you can never have too many travel bags. Here are three I love: 1. My North Face messengery-type bag. I got it because it had flowers on it, a bit cuter than the utilitarian styles, but not so cute it looks like I wear a fanny-pack too. (In general, it's important that things be cute, but not too cute. I err on the side of not-cute.) It has a couple of zippered outer compartments, very good for not getting pick-pocketed, as well as interior mesh pockets and more zippered compartments in logical and helpful places. My favorite thing is that the front flap closes with magnets, so no tearing velcro or snapping sounds when you open it in public. I use this one all the time. 2. 27-inch wheeled backpack. The best feature of this bag is the removable mini-backpack on the front, which turns into an...