When in doubt ask. Always ask. I asked someone who had already experienced the Christmas markets (or really the Christkindl markets) which were the ones to not miss. The answer: some place, some place, some place, and Prague. Okay that was easy my mind was made up. Two friends who also had the time off and myself started our journey to the Czech Republic! A Harry Potter train, two hours of snow delay, a random switch to a Czech train with...
