Republic of Ireland, County Mayo, Downpatrick Head or Dun Briste meaning Broken Fort is an impressive sea stack at the headland.

Republic of Ireland, County Donegal, Sea cliffs at Slieve League which at 601 metres or 1,972 feet are the second-highest sea cliffs in Ireland and some of the highest sea cliffs in Europe.

Republic of Ireland, County Donegal, Sea cliffs at Slieve League which at 601 metres or 1,972 feet are the second-highest sea cliffs in Ireland and some of the highest sea cliffs in Europe.

Egypt, Western Desert, Siwa Oasis, View over the oasis towards the Temple of The Oracle with the desert hills behind.

Republic of Ireland, County Sligo, Ben Bulben mountain seen from Lukes Bridge area with rhododendrons in the foreground.

Republic of Ireland, County Sligo, Ben Bulben mountain seen from Lukes Bridge area with rhododendrons in the foreground.

Austria, Tyrol, Grosslockner Peak, Snow covered mountain peak with smoke and trees in the foreground.

Republic of Ireland, County Donegal, Fanad Peninsula, Rear view of Fanad Lighthouse dating from 1817 and inspired by the loss of the HMS Saldanha locally in 1811.

Republic of Ireland, County Donegal, Fanad Peninsula, Fanad Lighthouse dating from 1817 and inspired by the loss of the HMS Saldanha locally in 1811.

Republic of Ireland, County Donegal, Fanad Peninsula, Fanad Lighthouse dating from 1817 and inspired by the loss of the HMS Saldanha locally in 1811.

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.