Independence Hall. In this beautiful building, the most historic spot in the United States of America, the Declaration of Independence was signed July 4, 1776. Here, Washington, on June 16, 1775, accepted his appointment as General of the Continental Army. The Independence Hall was built during the years of 1732 to 1741, and here is housed the famous old Liberty Bell, which first proclaimed the Nation's freedom. The building is open to the public free every day in the year.