Children sing Christmas carols on stage during the annual tree-lighting ceremony at the Eifel Lanes Bowling Center on Spangdahlem Air Base, Germany, Dec. 4, 2014. The tree-lighting ceremony takes place annually and includes carols, hot chocolate, cookies, a speech from the wing commander and a visit from Santa Claus. (U.S. Air Force photo by Airman 1st Class Timothy Kim/Released)