CubicFun"s range of 3D puzzles are fun and challenging to build, and leave you with an attractive scale model that can be displayed in your home or office. The puzzles are manufactured in Guangdong, China, and are sold in 80 countries throughout the world. An instruction leaflet is also included which provides instructions on how to construct the puzzle, as well as interesting facts and information about the model. A fun and challenging 3D puzzle of The Independence Hall in Philadelphia Constructed using CubicFun"s unique slotting system.Difficulty Level: 4 stars ; Number of Pieces: 43 Construction time: 100 to 120 minutes Length when completed: 48cm Product Specifications: Material Type: EPS Foam BoardItem Model Number: C120h Independence Hall is the centerpiece of Independence National Historical Park in Philadelphia, Pennsylvania, United States, on Chestnut Street between 5th and 6th Streets. It is known primarily as the location where both the Declaration of Independence and the United States Constitution were debated and adopted. The building was completed in 1753 as the colonial legislature (later Pennsylvania State House) for the Province of Pennsylvania. It became the principal meeting place of the Second Continental Congress from 1775 to 1783 and was the site of the Constitutional Convention in the summer of 1787. The building is part of Independence National Historical Park and is listed as a World Heritage Site.