The Masonic Temple in Philadelphia

The Right Worshipful Grand Lodge of the Most Ancient and Honorable Fraternity of Free and Accepted Masons of Pennsylvania and Masonic Jurisdiction Thereunto Belonging is the premier masonic organization in the Commonwealth of Pennsylvania. It is one of the oldest Grand Lodges in the United States, having been established on 26 September 1786 by delegates from the thirteen lodges holding warrants (or charters) from the Provincial Grand Lodge of Pennsylvania, a provincial grand lodge of the Ancients' Grand Lodge of England. The Grand Lodge of Pennsylvania is the largest Grand Lodge, in terms of membership, in the United States.