Bits and Pieces - London Tower Bridge 3-D Puzzle - Explore History with this Wonderful Model - 237 Pieces, 29" x 5-1/2" x 9-3/8" Build one of the world's most iconic structures with our series of 3D puzzle. Contains pre-cut and numbered pieces for assembling on the foam display base. Made up of 237 pieces. Recommended for ages 8+. Measuers 29" x 5-1/2" x 9-3/8".