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 A Moroccan guide leads a tourist camel train through 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 green colours of wild plants indicate an oasis in the Erg Chebbi in the Sahara

Morocco, Central Morocco, Merzouga A Moroccan guide leads a tourist camel train through the Erg Chebbi in the Sahara

Morocco, Central Morocco, Merzouga A Moroccan guide leads a tourist camel train through the Erg Chebbi in the Sahara

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

Morocco, Central Morocco, The Ouzoud Gorge. A mosaic of flora and colours on the hillside of the Oued el-Abid gorge.

ENGLAND, Tyne and Wear, Tynemouth Longsands. A winters day on the sandy stretch of Tynemouth Longsands near Cullercoats

ENGLAND, Tyne and Wear, Tynemouth Longsands. A winters day on the sandy stretch of Tynemouth Longsands near Cullercoats

ENGLAND, Tyne and Wear, Tynemouth Longsands. A winters day on the sandy stretch of Tynemouth Longsands near Cullercoats

ENGLAND, Tyne and Wear, Tynemouth Longsands. A winters day on the sandy stretch of Tynemouth Longsands near Cullercoats

ENGLAND Worcestshire Wyre Forest Yellow Antler Fungus Calocera Viscosa growing in forestry commission woodland

ENGLAND Worcestshire Wyre Forest Yellow Antler Fungus Calocera Viscosa growing in forestry commission woodland

NEW ZEALAND, Canterbury, Craigieburn Forest Park. Braided river close to the Hamilton hut on the Cass Lagoon Saddle Track.

ENGLAND, Yorkshire, North York Moors National Park. Morning light iluminates the coastline of Saltwick Bay and Nab near Whitby

England, Northumberland, Farne Islands. A group of puffins (one with sandeels in bill) at this a popular tourist attraction

England, Northumberland, Farne Islands. A group of puffins (one with sandeels in bill) at this a popular tourist attraction

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

INDEPENDENT SAMOA, Upolu, O Le Pupu-pe'e National Park. The volcanic landscape of the O Le Pupu lava coast.

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

NORTHERN IRELAND, County Antrim, Giants Causeway. Waves crash against the hexagonal basalts rock formations of this world heritage site.

ENGLAND, Yorkshire, North York Moors National Park. Morning light iluminates the coastline of Saltwick Bay and Nab near Whitby

ENGLAND, Tyne & Wear, Tynemouth. The setting sun illuminates the clouds high above the long sands bay – looking towards Cullercoats

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.

NORTHERN IRELAND, County Antrim, Giants Causeway. Waves crash against the hexagonal basalts rock formations of this world heritage site.

ENGLAND, Yorkshire, North York Moors National Park. Morning light iluminates the coastline of Saltwick Bay and Nab near Whitby

ENGLAND, Tyne & Wear, Tynemouth. The setting sun illuminates the clouds high above the long sands bay – looking towards Cullercoats

NEW ZEALAND, Mt Aspiring National Park. The Routeburn viewed from the Harris saddle on the popular Routeburn Track

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

ENGLAND, Yorkshire, North York Moors National Park. Morning light iluminates the coastline of Saltwick Bay and Nab near Whitby

ENGLAND, Tyne & Wear, Tynemouth. The setting sun illuminates the clouds high above the long sands bay – looking towards Cullercoats

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.

ENGLAND, Yorkshire, North York Moors National Park. Wild flowers above the sweeping bay of Saltwick Bay near Whitby

ENGLAND, Yorkshire, North York Moors National Park. Morning light iluminates the coastline of Saltwick Bay and Nab near Whitby

NEW ZEALAND, Canterbury, Craigieburn Forest Park. The cosy Cass Saddle hut on the Cass Lagoon Saddle Track