Airmen from the 2nd Civil Engineer Squadron raise a Christmas tree on Barksdale Air Force Base, La., Dec. 1, 2014. The evergreen tree has traditionally been used to celebrate winter festivals. Originally branches were used to decorate homes during the winter solstice, as a sign of the coming spring. (U.S. Air Force photo/Airman 1st Class Mozer O. Da Cunha)
Airmen from the 2nd Civil Engineer Squadron raise a Christmas tree on Barksdale Air Force Base, La., Dec. 1, 2014. The annual lighting ceremony is scheduled for 5 p.m., Dec. 4 at chapel 1. (U.S. Air Force photo/Airman 1st Class Mozer O. Da Cunha)