Complex sentence: They have proposed creating a Bible Discovery Center on the first floor of their new location in 2016, with easy access to Independence Mall, where Independence Hall is located, the site of the signing of both the American Declaration of Independence and the United States Constitution.
Split into simpler sentences: They have proposed creating a Bible Discovery Center on the first floor of their new location. In 2016, the Bible Discovery Center, within easy access to Independence Mall, where Independence Hall is located, the site of the signing of both the American Declaration of Independence and the United States Constitution.