After so many years of travel, it is difficult to choose one single place as a favorite, but there is one place stands out in my mind more than the others. Trier, Germany’s oldest city, and nicknamed, “the Rome of the North,” calls me back again and again. Every visit to Trier is like the first visit. If you wander around long enough you’ll find something new every time. Trier is situated along the Moselle Valley in Germany, near Luxembourg. Trier boasts not one or two, but eight UNESCO World Heritage sites. If you’re looking to check a few UNSECO sites off your travel bucket list, Trier is an excellent place to begin. Although the history of Trier spans more than two millennia, it’s the Roman history that keeps bringing me back. I’ve been to Rome once, Trier at least five times, and there is no question that Trier wins out for me. Rome has more, and the ruins are bigger, but in Trier you get a sense of being back in time that you can’t …