"The Jerusalem of the Aegean" is one way of describing Patmos or Patmos, as it was referred to in one 5th century inscription. It was here that SI. John the Theologian was exiled between 95 and 97 A.D. and was inspired to write the Book of Revelation or Apocalypse.Patmos, situated between Leros and Ikaria, is a mountainous island with rocky soil and an abundance of small coves. The majestic fortress-monastery crowns the hill above the port, surrounded by dazzling white houses, miniscule churches and grand sea captains' mansions, separated from each other by narrow lanes, high walls and small squares.The majestic fortress  monastery crowns the hill above the port, surrounded by dazzling white, cubelike houses which spill down its flanks.