Ireland, County Kerry, Killarney, Muckross Abbey, founded in 1448 as a Franciscan friary for the Observantine Franciscans by Donal McCarthy Mor.

Ireland, County Kerry, Killarney, Muckross Abbey, founded in 1448 as a Franciscan friary for the Observantine Franciscans by Donal McCarthy Mor.

Iceland, Snaefellsnes Peninsula National Park, Gatklettur stone arch The Hellnar Arch on the coast between Hellnar and Arnarstapi.

Iceland, Snaefellsnes Peninsula National Park, Gatklettur stone arch The Hellnar Arch on the coast between Hellnar and Arnarstapi.

Iceland, Snaefellsnes Peninsula National Park, Gatklettur stone arch The Hellnar Arch on the coast between Hellnar and Arnarstapi.

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

Spain, Castile, Segovia, Monasterio de Santa María del Parral, founded by King Henry IV of Castile in the 1450's, cloister with the Alcazar in the background .

Spain, Castile, Segovia, Monasterio de Santa María del Parral, founded by King Henry IV of Castile in the 1450's.

Spain, Castile, Segovia, Iglesia de San Millan dating from the 12th century.

Austria, Tyrol, Innsbruck, Altstadt, The Triumphal Arch or Triumphpforte dating from 1765 framing the Servitenkirche or Servite Church.

Austria, Tyrol, Innsbruck, Altstadt, The Triumphal Arch or Triumphpforte dating from 1765 framing the Servitenkirche or Servite Church.

Spain, Castile and Leon, Segovia, Evening light streaming through the arches of the Aqueduct of Segovia, a Roman aqueduct with 167 arches built around the first century AD to channel water from spring...