The elderly apostle John lives as a prisoner in the penal colony on the island of Patmos, where he gets inspiration to write the Book of Revelation.The elderly apostle John lives as a prisoner in the penal colony on the island of Patmos, where he gets inspiration to write the Book of Revelation.The elderly apostle John lives as a prisoner in the penal colony on the island of Patmos, where he gets inspiration to write the Book of Revelation.