The ubiquitous Christmas lights were first introduced into homes in Germany in the 18th century by the upper classes when Christmas trees were decorated in candles. Today, in the UK, Christmas lights transcend class as every other road in the country will have houses that go beyond the usual lit Christmas tree in the front window and are now amazing creations featuring every aspect of Christmas folklore - from snowmen to reindeer as well as the more religious iconography of Three Kings, mangers and donkeys. Often today there's a charitable element to these creations as people pay to visit and walk...