Hogwarts Astronomy Tower: Expand your journey into the magical world of Harry Potter with Hogwarts Astronomy Tower a 860 pieces 3D puzzle from Wrebbit3D. Part of a unique and exclusive Harry Potter Hogwarts Collection this new addition includes famous buildings of the beloved World of Harry Potter. Combine the 2 puzzles from this unique Harry Potter Hogwarts Collection Great Hall and Astronomy Tower and get a 3D puzzle of 1 710 pieces. Assembled Astronomy Tower 3D puzzle: 15 5 L x 12 75 W x 19 25 H. Wrebbit3D puzzles are the largest and have the highest piece count of their kind. Snug and tight fitting pieces that are easy to handle. They are the sturdiest 3D puzzles on the market. Highest quality of design and illustration. Made in Canada from non toxic polyethylene foam.