Republic of Ireland, County Donegal, Fanad Peninsula, Great Pollet Arch which is the largest sea arch on the island of Ireland standing at a towering 150 feet.

Republic of Ireland, County Donegal, Fanad Peninsula, Great Pollet Arch which is the largest sea arch on the island of Ireland standing at a towering 150 feet.

Republic of Ireland, County Donegal, Fanad Peninsula, Great Pollet Arch which is the largest sea arch on the island of Ireland standing at a towering 150 feet.

Republic of Ireland, County Donegal, Fanad Peninsula, Great Pollet Arch which is the largest sea arch on the island of Ireland standing at a towering 150 feet.

Republic of Ireland, County Donegal, Fanad Peninsula, Great Pollet Arch which is the largest sea arch on the island of Ireland standing at a towering 150 feet.

Wales, Dyfed, Coastline, Green Bridge of Wales natural coastal rock arch near St Govans Head formed by erosion from waves.

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.

Austria, Innsbruck, Schloss Ambras which is a 16th century Renaissance castle, The Old Castle, Grisaille or grey relief al fresco painting on the wall of the Inner Courtyard representing princely virt...