The person credited with having invented the tradition of holiday lights is none other than Martin Luther, the 16th century reformer who became so enthralled with the beauty of stars, he sought to emulate their perfection at home by gracing the branches of an evergreen tree with candles. Today, lights are one of the most anticipated aspects of Christmas, with one New York family decorating their abode with 601,736 lights (thus shattering the Guinness World Record in 2014). If you are planning a future trip to a wintery destination in...