England, West Midlands, Birmingham. Abstract shapes of the modern Selfridges building, part of the Bull Ring shopping centre in Birmingham.

England, West Midlands, Birmingham. Abstract shapes of the modern Selfridges building, part of the Bull Ring shopping centre in Birmingham.

England, Cumbria, Talkin Tarn. Heart shaped fronds on a fern growing near the tarn.

England, Cumbria, Talkin Tarn. Heart shaped fronds on a fern growing near the tarn.

England, County Durham, Durham City. A war memorial in the shape of the Cross of St Cuthbert, next to Durham Cathedral.

England, County Durham, Durham City. A war memorial in the shape of the Cross of St Cuthbert, next to Durham Cathedral.

Scotland, Scottish Borders, Eildon Hills. The shape of a lone tree sculptured by the wind, with agriculture land and the famous Eildon hills in the distance.

Bolivia, Southern Altiplano, Arbol de la Piedra. Mushroom shaped "Rock Tree" (Arbol de la Piedra) in the Bolivian Southern Altiplano plateau.

Bolivia, Southern Altiplano, Arbol de la Piedra. Mushroom shaped "Rock Tree" (Arbol de la Piedra) in the Bolivian Southern Altiplano plateau.

Bolivia, Southern Altiplano, Arbol de la Piedra. Mushroom shaped "Rock Tree" (Arbol de la Piedra) in the Bolivian Southern Altiplano plateau.

Bolivia, Southern Altiplano, Arbol de la Piedra. Mushroom shaped "Rock Tree" (Arbol de la Piedra) in the Bolivian Southern Altiplano plateau.

argentina, The Lake District, Parque Nacional Lanin. Lanin volcanoe, an ice-clad, cone-shaped stratovolcano on the border of Argentina and Chile.

argentina, The Lake District, Parque Nacional Lanin. Lanin volcanoe, an ice-clad, cone-shaped stratovolcano on the border of Argentina and Chile.

argentina, The Lake District, Parque Nacional Lanin. Lanin volcanoe, an ice-clad, cone-shaped stratovolcano on the border of Argentina and Chile.

argentina, The Lake District, Parque Nacional Lanin. Lanin volcanoe, an ice-clad, cone-shaped stratovolcano on the border of Argentina and Chile.

argentina, The Lake District, Parque Nacional Lanin. Lanin volcanoe, an ice-clad, cone-shaped stratovolcano on the border of Argentina and Chile.

argentina, The Lake District, Parque Nacional Lanin. Lanin volcanoe, an ice-clad, cone-shaped stratovolcano on the border of Argentina and Chile.

argentina, The Lake District, Parque Nacional Lanin. Lanin volcanoe, an ice-clad, cone-shaped stratovolcano on the border of Argentina and Chile.

argentina, The Lake District, Parque Nacional Lanin. Lanin volcanoe, an ice-clad, cone-shaped stratovolcano on the border of Argentina and Chile.

argentina, The Lake District, Parque Nacional Lanin. Lanin volcanoe, an ice-clad, cone-shaped stratovolcano on the border of Argentina and Chile.

Netherlands, North Holland, Amsterdam. Unusual shaped building in a pedestrian street near the Rembrandplein in Amsterdam City.

Netherlands, North Holland, Amsterdam. Unusual shaped building in a pedestrian street near the Rembrandplein in Amsterdam City.

Netherlands, North Holland, Amsterdam. Unusual shaped building in a pedestrian street near the Rembrandplein in Amsterdam City.

England, Tyne and Wear, Whitley Bay. Sand castle shaped shelters on the Whitley Bay sea front.

Morocco, Central Morocco, Merzouga. The undulating shapes of the dunes of the Erg Chebbi, part of the Sahara desert

Morocco, Central Morocco, Merzouga. The undulating shapes of the dunes of the Erg Chebbi, part of the Sahara desert

Morocco, Central Morocco, Merzouga. The undulating shapes of the dunes of the Erg Chebbi, part of the Sahara desert

Morocco, Central Morocco, Merzouga. The undulating shapes of the dunes of the Erg Chebbi, part of the Sahara desert

Morocco, Central Morocco, Merzouga. The undulating shapes of the dunes of the Erg Chebbi, part of the Sahara desert

Morocco, Central Morocco, Merzouga. The undulating shapes of the dunes of the Erg Chebbi, part of the Sahara desert

Morocco, Central Morocco, Merzouga. The undulating shapes of the dunes of the Erg Chebbi, part of the Sahara desert

Morocco, Central Morocco, Merzouga. The undulating shapes of the dunes of the Erg Chebbi, part of the Sahara desert

Morocco, Central Morocco, Merzouga. The undulating shapes of the dunes of the Erg Chebbi, part of the Sahara desert

Morocco, Central Morocco, Merzouga. The undulating shapes of the dunes of the Erg Chebbi, part of the Sahara desert

NEW ZEALAND, Wellington, Kapiti Island. The deep greens and undulating shapes of a dense Manuka forest