The Ohio Decalogue is, allegedly, an ancient Hebrew artifact of pre-Columbian America, it was found in Newark, Ohio in 1860. The artifact had the Ten Commandments carved in so called "modern Hebrew," a style in use for more that two thousand years. Cyrus Gordon, Semitic languages scholar, confirmed that it is Paleo-Hebrew of approximately the 1st or 2nd century A.D. The five letters to the left read "for the Judeans."
This is a labour of love and determination hidden away in the hemlock forests of Canada. It was built by carpenter Joel Allen and kept secret for three years. You can read more about the treehouse here www.naturalhomes.org/hemloft.htm