Unleash your creativity with the 3D puzzle of St. Basil's Cathedral, exclusively licensed by National Geographic. This exciting puzzle set includes 222 uniquely made pieces using a special foam-like material. Perfect for puzzle enthusiasts, each piece is numbered and cut, making assembly easy, intuitive, and requiring no glue or special tools. Simply push out the pieces and follow the included instructions to complete your miniature architectural wonder. Once assembled, the structure measures 24.7 x 29 x 37.7 cm. Enhance your experience with the accompanying 28-page guide filled with fascinating facts.