Ireland, County Donegal, Bloody Foreland, Ruined house with housing, sea and Tory Island in the background.

Ireland, County Cork, Clonakilty, The Collins homestead and birthplace of Irish revolutionary Michael Collins in the townland of Woodfield outside Clonakilty with the outline of a larger farmhouse bui...

Ireland, County Cork, Clonakilty, The old Collins homestead and birthplace of Irish revolutionary Michael Collins in the townland of Woodfield outside Clonakilty.

Israel, Jerusalem, Jerusalem Archeological Park, A Crusader tower was built against the southern wall of the Temple Mount or al-Haram ash-Sharif below the al-Aqsa Mosque. Jerusalem Archeological Park....

Israel, Jerusalem, Jerusalem Archeological Park, Ruins of ancient Jerusalem below the western wall of the Temple Mount or al-Haram ash-Sharif. Anciently, this aqueduct ran beneath a street in Herodian...

Israel, Jerusalem, Jerusalem Archeological Park, Ruins of ancient Jerusalem below the western wall of the Temple Mount or al-Haram ash-Sharif. Jerusalem Archeological Park. The Old City of Jerusalem a...

Israel, Jerusalem, Jerusalem Archeological Park, The southwest corner of the wall around the Temple Mount or al-Haram ash-Safir overlooks the Jerusalem Archeological Park and the grounds of the Davids...

Ireland, County Louth, Mellifont Abbey, 12th century Cistercian abbey, The Lavabo.

Ireland, County Down, Dundrum Castle ruin.

Ireland, County Down, Downpatrick, Inch Abbey ruins.

Ireland, County Fermanagh, Ruin of Tully Castle on the shores of Lough Erne which was a fortified house with a rectangular bawn built for Sir John Hume, a Scottish planter, in 1619.

Ireland, County Fermanagh, Ruin of Tully Castle on the shores of Lough Erne which was a fortified house with a rectangular bawn built for Sir John Hume, a Scottish planter, in 1619.