Participants run through the streets of the Back Bay during the 16th annual Santa Speedo Run in Boston, Massachusetts, December 12, 2015. (Photo by Brian Snyder/Reuters)
A house and garden is illuminated ahead of Christmas in Olching near Munich December 11, 2014. The house is decorated with more than 30,000 lights. Every year hundreds of houses across Germany are decorated by their owners with lights ahead of Christmas. (Photo by Michaela Rehle/Reuters)
A home is decorated with a display of Christmas of lights in a tradition that has grown over recent years in the small village of Westfield in Sussex, south east England, December 15, 2016. (Photo by Toby Melville/Reuters)
Indians pause to pray after lighting candles as they and other Christians gather to celebrate Christmas at the Sacred Heart Cathedral on Christmas Day, December 25, 2011 in New Delhi, India. (Photo by Daniel Berehulak /Getty Images)
Festive characters perform during Harrods 26th Annual Christmas Parade on November 5, in London, England. (Photo by Steve Finn/Harrods via Getty Images)
A Chimpanzee opens its Christmas presents at ZSL Whipsnade Zoo on December 17, 2013 in Bedfordshire, England. (Photo by Tony Margiocchi/Barcroft Media)
Inmates dressed as Santa Claus prepare to participate in an event ahead of Christmas celebrations at Santa Monica female prison in Lima December 19, 2014. (Photo by Enrique Castro-Mendivil/Reuters)