Choose from landscapes, monuments, works of art, history, maps, animals, and more each colourful design is constructed with our exclusive materials and specially-designed tools to ensure the highest quality puzzling experience. Once youve tired our extra-durable cardboard, glare-free linen paper, and perfect, interlocking fit, youll know why Ravensburger is the puzzle of choice around the world! Ravensburger 50040,000 piece Puzzles are a fun way to keep you sharp by strengthening your logical thinking and short term memory while having fun!