A brand new Ravensburger 3D jigsaw concept using the latest puzzle technology from Germany! This puzzle uses unique hinged plastic pieces, which slot together to build a sturdy and strong "building". No glue required! Puzzle has got 216 high quality plastic pieces and measures 35cm tall when complete. Each puzzle piece is printed with a number on the reverse side, so you can either assemble the puzzle by eye, or just by following the numbers. Puzzle comes with a printed base board, so it can be displayed on a shelf or table top. Enjoy some of the world's most famous buildings in your own home!