England, County Durham, Durham City. Bridge over the River Wear in the city of Durham, with Durham Castle and the Cathedral in the distance.

England, Northumberland, Hadrian's Wall. Crag Lough and the Great Whin Sill, viewed from near one of the most dramatic stretches of Hadrian's Wall.

England, Northumberland, Hadrians Wall. Milecastle 39 on Hadrians Wall, a world heritage site located within the Northumberland National Park.

England, Northumberland, Hadrians Wall. Milecastle 39 on Hadrians Wall, a world heritage site located within the Northumberland National Park.

England, Northumberland, Hadrians Wall. Milecastle 39 on Hadrians Wall, a world heritage site located within the Northumberland National Park.

England, Northumberland, Hadrian's Wall. View along Hadrian's Wall from Hotbank Crags, a UNESCO World Heritage Site.

England, Northumberland, Hadrian's Wall. View along Hadrian's Wall from Hotbank Crags, a UNESCO World Heritage Site.

England, Northumberland, Northumberland National Park. A well preserved stretch of Hadrian's Wall passing along Caw Gap.

England, Greater London, London Borough of Tower Hamlets. Old and modern buildings, part of the Tower of London Complex with the financial district in the distance.

England, Greater London, London Borough of Tower Hamlets. Traitors' Gate part of the Tower of London, located on the north bank of the River Thames.

England, Greater London, London Borough of Tower Hamlets. Catapult used as a defensive weapon for the Tower of London, located on the north bank of the River Thames.

England, Greater London, London Borough of Tower Hamlets. Close up view of ornate street lamp outside the Tower of London, located on the north bank of the River Thames.

England, Greater London, London Borough of Tower Hamlets. Close up view of one of the towers of the Tower of London, located on the north bank of the River Thames.

England, Northumberland, Warkworth. Warkworth Castle reflected in the still waters of the River Coquet.

England, Northumberland, Alnmouth. Boats on the tidal Aln Estuary at Alnmouth. The hill in the distance is known as Church Hill.

England, Northumberland, Alnmouth. The tidal Aln Estuary at Alnmouth. The hill in the distance is known as Church Hill.

England, Northumberland, Alnmouth. Boats on the tidal Aln Estuary at Alnmouth. The hill in the distance is known as Church Hill.

England, Northumberland, Alnmouth. Boats on the tidal Aln Estuary at Alnmouth. The hill in the distance is known as Church Hill.

England, Northumberland, Alnmouth. Boats on the tidal Aln Estuary at Alnmouth. The hill in the distance is known as Church Hill.

England, Northumberland, Alnmouth. Boats on the tidal Aln Estuary at Alnmouth. The hill in the distance is known as Church Hill.

England, Northumberland, Bamburgh. Sea Thrift growing along a rocky outcrop north of Bamburgh Castle.

Italy, Lazio, Rome. Woodland and surrounding buildings viewed within the grounds of Castel Sant'Angelo (also known as 'The Mausoleum of Hadrian').

Italy, Lazio, Rome. Woodland and surrounding buildings viewed within the grounds of Castel Sant'Angelo (also known as 'The Mausoleum of Hadrian').

England, Northumberland, Warkworth. A blanket of flowering Daffodils within the grounds of Warkworth Castle, situated along the Northumberland Heritage Coast.

England, Northumberland, Warkworth. A blanket of flowering Daffodils within the grounds of Warkworth Castle, situated along the Northumberland Heritage Coast.

England, Northumberland, Warkworth. A blanket of daffodils within the grounds of Warkworth Castle.

England, Northumberland, Northumberland Heritage Coast. The Pilgrim's Causeway linking the Holy Island of Lindisfarne off the Northumberland Coast with the mainland.

England, Northumberland, Northumberland Heritage Coast. The Pilgrim's Causeway linking the Holy Island of Lindisfarne off the Northumberland Coast with the mainland.

England, Northumberland, Northumberland Heritage Coast. The Pilgrim's Causeway linking the Holy Island of Lindisfarne off the Northumberland Coast with the mainland.

England, Northumberland, Northumberland Heritage Coast. The Pilgrim's Causeway linking the Holy Island of Lindisfarne off the Northumberland Coast with the mainland.

England, Northumberland, Duddo Five Stones. The pre-historic stone circle known as the Duddo Five Stones (and four stones) located in Northern Northumberland.

England, Northumberland, Duddo Five Stones. The pre-historic stone circle known as the Duddo Five Stones (and four stones) located in Northern Northumberland.

England, Northumberland, Duddo Five Stones. The pre-historic stone circle known as the Duddo Five Stones (and four stones) located in Northern Northumberland.

England, Northumberland, Cullernose Point. Dawn light illuminates the rocky shoreline of Cullernose Point, near the village of Craster on the Northumberland Heritage Coast.

England, Northumberland, Cullernose Point. Dawn light illuminates the rocky shoreline of Cullernose Point, near the village of Craster on the Northumberland Heritage Coast.

England, Northumberland, Cullernose Point. Dawn light illuminates the rocky shoreline of Cullernose Point, near the village of Craster on the Northumberland Heritage Coast.

England, Northumberland, Cullernose Point. Dawn light illuminates the rocky shoreline of Cullernose Point, near the village of Craster on the Northumberland Heritage Coast.

England, Northumberland, Cullernose Point. Colouful sunrise near Cullernose Point along the Northumberland Heritage Coast.

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. Durham Cathedral at dusk. Durham Cathedral has been described as ‘one of the great architectural experiences of Europe’.

England, County Durham, Durham City. Durham Cathedral at dusk. Durham Cathedral has been described as ‘one of the great architectural experiences of Europe’.

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. Durham Cathedral at dusk. Durham Cathedral has been described as ‘one of the great architectural experiences of Europe’.

England, County Durham, Durham City. Memorial Gravestone within the grounds of Durham Cathedral.

England, County Durham, Durham City. Memorial Gravestone within the grounds of Durham Cathedral.

England, County Durham, Durham City. Detail of the towers of Durham Cathedral.

England, County Durham, Durham City. Memorial Gravestone within the grounds of Durham Cathedral.

England, County Durham, Durham City. Memorial Gravestone within the grounds of Durham Cathedral.

England, County Durham, Durham City. Memorial Gravestone within the grounds of Durham Cathedral.

England, County Durham, Durham City. Memorial Gravestone within the grounds of Durham Cathedral.