A colorful box of Lego building blocks is displayed against a white background. The box features a large, detailed Lego model of a castle on its front, surrounded by various Lego elements and characters. The model includes a prominent red tower with a flag, a blue tower, and a green tower, all connected by a bridge. There are also smaller Lego figures and accessories scattered around the castle, such as a red and blue figure, a green figure, and a yellow and blue figure. The box is labeled with the Lego logo and the words 'LEGO DUPLO' in large letters.