More than 3,500 tons of snow was used to create massive star wars sculptures 23 meters wide,15 meters tall for the Sapporo Snow Festival. The design, approved by Lucasfilm, features the villainous Darth Vader wielding an icy lightsaber, flanked by a posse of three Stormtroopers.
Source: http://www.rsvlts.com/
Images: http://www.rsvlts.com/