He was one of my favorite Founding Father's and his birthday was today, Jan. 17, O.S. Benjamin Franklin - Wikipedia, the free encyclopedia He signed the Declaration of Independence, the Olive Branch Petition and the U.S. Constitution. Last time I was in Philly, the Constitution Center there had an exhibit about him with some of his papers. His grave is in Christ Church burial ground in Philadelphia, about 3 blocks north of Independence Hall. There are also 4 other signers of the Declaration buried there. I have visited Philly a few times and have seen all thier gravesites. Benjamin Franklin (1706 - 1790) - Find A Grave Memorial A man of many talents and interests, most notable for inventing the lightning rod and discovering that lightning was actually electricity. PBS had a special on him a few years ago, it was excellent. Constitutional quiz! How does the Constitution itself mention a Deity in "any" way?