The image is a promotional poster for the Elstree Base Christmas event. It features a large group of people dressed up as Star Wars characters, posing for a photo in front of a Christmas tree decorated with lights and ornaments. The people are dressed in various costumes, including Darth Vader, Luke Skywalker, Princess Leia, Han Solo, Chewbacca, and Stormtrooper. The background is a snowy landscape with trees and mountains in the distance. At the bottom of the image, there is a text that reads "Merry Christmas from ElStree Base! Thank you for all your event invites and support this year! Happy Holidays & See you in 2018!" and a logo for the event.