Spain, Castile, Segovia, Puerta de San Andrés or St Andrew's Gate, part of the city's medieval defensive fortifications.

Ireland, County Laois, Rock of Dunamase, Ruin of the Barbican entrance gate.

Ireland, County Laois, Rock of Dunamase, Ruin of the Barbican entrance gate.

Ireland, County Leitrim, Dromahair, Parkes Castle, Wishing well in the courtyard with a tower located on the defensive walls.

Israel, Dan, The gate to the Old Testament city of Dan in the Tel Dan Nature Reserve in Galilee in northern Israel. A common caper bush is in bloom in the foreground.

Israel, The ruins of Caesarea Maritima in Caesarea National Park. The city was built as a port on the Mediterranean Sea by Herod the Great between 22 and 15 B.C.

Israel, Jerusalem, The Damascus Gate on the north side of the Old City of Jerusalem. The Old City and its Walls - UNESCO World Heritage Site.

Israel, Jerusalem, Three Haredic or Ultra-Orthodox Jewish men by the Damascus Gate on the north side of the Old City. The Old City of Jerusalem and its Walls - UNESCO World Heritage Site.

Israel, Jerusalem, The Damascus Gate on the north side of the Old City. The Old City of Jerusalem and its Walls - UNESCO World Heritage Site.

Israel, Jerusalem, The Damascus Gate on the north side of the Old City. The Old City of Jerusalem and its Walls - UNESCO World Heritage Site.

Israel, Jerusalem, The Damascus Gate on the north side of the Old City. The Old City of Jerusalem and its Walls - UNESCO World Heritage Site.

Israel, Jerusalem, Mount of Olives, The Eastern Gate, the Golden Gate or the Gate of Mercy of the Old City with the Temple Mount or al-Haram ash-Sharif behind it. In front is a Muslim cemetery. The Ol...