Episcopal Church (United States) into nine provinces. Each province has a synod and a mission budget, but it has no authority over its member dioceses. There are 110 dioceses in the United States, Colombia, the Dominican Republic, Ecuador, Haiti, Honduras, Puerto Rico, Taiwan, Venezuela and the Virgin Islands. The Convocation of Episcopal Churches in Europe and the Navajoland Area Mission are jurisdictions similar to a diocese. The Presiding Bishop is one of three Anglican primates who together exercise metropolitan jurisdiction over the Episcopal Church of Cuba, which is an extraprovincial diocese in the Anglican Communion. The National Cathedral is the seat of the Presiding
Episcopal polity succession. The conciliar idea of episcopal government continues in the Eastern Orthodox Church. In Eastern Orthodoxy, all autocephalous primates are seen as collectively gathering around Christ, with other archbishops and bishops gathering around them, and so forth, in a model called "conciliar hierarchy". This is based in part on the vision in the book of Revelation of the 24 elders gathered around the throne of Christ, who are believed to represent the 12 patriarchs of Israel and the 12 apostles of Jesus Christ. There is no single Patriarch with exclusive authority comparable to the Pope in Rome. However, the Patriarch