Republic of Ireland, County Donegal, Horn Head near Dunfanaghy with a mini cairn in the foreground and the Atlantic Ocean in the background.

Republic of Ireland, County Donegal, Gweedore, mini cairn on the foothills of Errigal which is Donegal's highest mountain.

Republic of Ireland, County Donegal, Gweedore, mini cairn on the foothills of Errigal which is Donegal's highest mountain.

Republic of Ireland, County Donegal, Glencolmcille, Glen Head.

France, Midi Pyrenees, Millau Bridge, The tallest motorway bridge over the Tarn valley.

France, General, Tarn gorge and river in the winter.

France, Castelbouc, Tarn Gorge.

Italy, Otztal Alps, Langtaufererspitze and glacier from Weisskugel Hutte.

Italy, Dolomites Mountain Range, View of the Brenta Dolomites from the Presanella area above Rifugio Segantini .

Wales, Swansea, Gower Peninsula, Worms Head area. Polished limestone rocks on upper shore.

Switzerland, Landscape, View east from the summit of Battelmatthorn into Italy with Lago di Morasco and Refuge Busto in the valley below.

Switzerland, Valais, Rhone Glacier, View over snow covered landscape with road leading to Furkpass winding down the mountainside.