England, Northumberland, Bamburgh Castle. Vegetation on sand dunes near Bamburgh castle in Bamburgh.

England, Northumberland, Bamburgh Castle. Bamburgh Castle and dunes near Bamburgh village.

England Northumberland Bamburgh Castle. Sand dunes and vegetation near Bamburgh, overlooked by Bamburgh Castle

England Northumberland Bamburgh Castle. Sand dunes and vegetation near Bamburgh, overlooked by Bamburgh Castle

Morocco, Central Morocco, Merzouga. Camels in a Berber camp in the dunes of the Erg Chebbi, part of the Sahara desert.

Morocco, Central Morocco, Merzouga. A camel rests in 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. Camels, tourists and guides shadows are cast on the dunes of the Erg Chebbi in the Sahara Desert.

Morocco, Central Morocco, Merzouga. Camels, tourists and guides shadows are cast on the dunes of the Erg Chebbi in the Sahara Desert.

Morocco, Central Morocco, Merzouga. Camels, tourists and guides shadows are cast on the dunes of the Erg Chebbi in 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 patterns 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 wind sculptured patterns of sand in the dunes of the Erg Chebbi in the Sahara Desert.

Morocco, Central Morocco, Merzouga. The wind sculptured patterns of sand in the dunes of the Erg Chebbi in the Sahara Desert.

Morocco, Central Morocco, Merzouga. A female tourist backpacker explores the dunes of the Erg Chebbi in the Sahara Desert.

Morocco, Central Morocco, Merzouga. A female tourist backpacker explores the dunes of the Erg Chebbi in the Sahara Desert.

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

NEW ZEALAND, Stewart Island, Smoky Beach. Marrow grass growing on sand dunes with native forest behind on north west circuit

TUNISIA, Zaafrane, Sahara Desert. Evening light illuminates the patterns, vegetation and sand dunes of the great erg oriental.

NEW ZEALAND, South Island, Farewell Spit. Native wild flowers survive on the expanse of sand dunes

TUNISIA, Zaafrane, Sahara Desert. Evening light illuminates the patterns, vegetation and sand dunes of the great erg oriental.

TUNISIA, Zaafrane, Sahara Desert. Evening light illuminates the patterns, vegetation and sand dunes of the great erg oriental.

TUNISIA, Zaafrane, Sahara Desert. Morning light illuminates the patterns of the sand dunes of the great erg oriental.

TUNISIA, Zaafrane, Sahara Desert. Morning light illuminates the patterns of the sand dunes of the great erg oriental.

TUNISIA, Zaafrane, Sahara Desert. Morning light illuminates the patterns of the sand dunes of the great erg oriental.

TUNISIA, Zaafrane, Sahara Desert. Evening light illuminates the patterns, vegetation and sand dunes of the great erg oriental.

TUNISIA, Zaafrane, Sahara Desert. Morning light illuminates the patterns, vegetation and sand dunes of the great erg oriental.

TUNISIA, Zaafrane, Sahara Desert. Evening light illuminates the patterns, vegetation and sand dunes of the great erg oriental.

TUNISIA, Zaafrane, Sahara Desert. Evening light illuminates the patterns, vegetation and sand dunes of the great erg oriental.

TUNISIA, Zaafrane, Sahara Desert. Evening light illuminates the patterns, vegetation and sand dunes of the great erg oriental.

TUNISIA, Zaafrane, Sahara Desert. Evening light illuminates the patterns, vegetation and sand dunes of the great erg oriental.

TUNISIA, Zaafrane, Sahara Desert. Evening light illuminates the patterns, vegetation and sand dunes of the great erg oriental.

TUNISIA, Zaafrane, Sahara Desert. Evening light illuminates the patterns, vegetation and sand dunes of the great erg oriental.

TUNISIA, Zaafrane, Sahara Desert. Evening light illuminates the patterns, vegetation and sand dunes of the great erg oriental.

NEW ZEALAND, Stewart Island, Smoky Beach. Marrow grass growing on sand dunes with native forest behind on the north west circuit.

TUNISIA, Zaafrane, Sahara Desert. Evening light illuminates the patterns, vegetation and sand dunes of the great erg oriental.