Here are five facts about the winter solstice:
EnvironmentWinter solstice: Five facts about the shortest dayBy The NewsroomPublished 21st Dec 2016, 08:18 BSTUpdated 29th Dec 2016, 15:19 BST People gather at Stonehenge in Wiltshire to witness the sunrise on the shortest day of the year. (Photo: PA)The winter solstice takes place today - the shortest day in the northern hemisphere.Here are five facts about the winter solstice: