On my last day, I took an early train to Cologne, my thoughts consumed by Christmas, chocolate, and the cathedral — a trio of delights for all my senses. By the time I left the city about 12 hours later, I had seen the prettiest Christmas market of my entire trip, learned everything there is to know about chocolate (and eaten more of it than anyone should in a day), and explored one of the most beautiful cathedrals in the world. Read more >