England, Cumbria, Gilsland. Poltross Burn Milecastle part of the Hadrians Wall UNESCO World Heritage Site.

England, Cumbria, Gilsland. Poltross Burn Milecastle part of the Hadrians Wall UNESCO World Heritage Site.

England, Cumbria, Gilsland. Poltross Burn Milecastle part of the Hadrians Wall UNESCO World Heritage Site.

England, Cumbria, Gilsland. Poltross Burn Milecastle part of the Hadrians Wall UNESCO World Heritage Site.

England, Cumbria, Gilsland. Pocket of Rosebay Willow Herb growing near a stile along the Hadrians Wall Path.

England, Cumbria, Gilsland. Pocket of Rosebay Willow Herb growing near the Hadrians Wall Path.

England, Cumbria, Gilsland. Hadrians Wall path running alongside Hadrians Wall – part of the Hadrians Wall UNESCO World Heritage Site.

England, Cumbria, Gilsland. Hadrians Wall path running alongside Hadrians Wall – part of the Hadrians Wall UNESCO World Heritage Site.

England, Cumbria, Gilsland. Hadrians Wall path running alongside Hadrians Wall – part of the Hadrians Wall UNESCO World Heritage Site.

England, Cumbria, Gilsland. Hadrians Wall path running alongside Hadrians Wall – part of the Hadrians Wall UNESCO World Heritage Site.

England, Northumberland Hadrians Wall. The world heritage site of Hadrians Wall near the town of Once Brewed.

Scotland, Scottish Borders, Eyemouth. Gale force winds create large swells in the North Sea, demonstrating the importance of the sea wall defences in place at Eyemouth Bay.

Scotland, Scottish Borders, Newcastleton. Newcastleton is a fine example of an 18th century planned village, located in the picturesque Liddesdale. Designed to a plan by William Keir of Whithaugh for the third Duke of Buccleuch, the streets and squares of the town are all based around a grid system offering ample open spaces.

Scotland, Scottish Borders, Wauchope Forest. Example of a traditional dry stone wall in Wauchope Forest.

Scotland, Scottish Borders, Wauchope Forest. Moss covered tree and dry stone wall in Wauchope Forest.

Scotland, Scottish Borders, Coldingham. Shadow of a lamp on the walls of Coldingham Priory.

Vietnam, Northern Vietnam, Sapa. Local Sapa hill tribe woman with a basket on her back and twine wrapped around her hand, walking alongside a colourful wall Sapa.

Cambodia, Angkor, Angkor Wat. Close up details of Angkor relief art on the walls of the dramatic remains of Angkor Wat.

Cambodia, Angkor, Angkor Wat. Close up details of Angkor relief art on the walls of the dramatic remains of Angkor Wat.

Cambodia, Angkor, Angkor Wat. Close up details of Angkor relief art on the walls of the dramatic remains of Angkor Wat.

Cambodia, Angkor, Angkor Wat. Close up details of Angkor relief art on the walls of the dramatic remains of Angkor Wat.

Cambodia, Angkor, Angkor Wat. Close up details of Angkor relief art on the walls of the dramatic remains of Angkor Wat.

Cambodia, Angkor, Angkor Wat. Close up details of Angkor relief art on the walls of the dramatic remains of Angkor Wat.

Cambodia, Angkor, Angkor Wat. Close up details of Angkor relief art on the walls of the dramatic remains of Angkor Wat.

Thailand, Bangkok, The Grand Palace. Close up of a wall of the grand palace.

Thailand, Bangkok, Wat Chana Songkram. Colourful detail situated on the wall of a building forming part of the Wat Chana Songkram complex.

Thailand, Bangkok, Wat Chana Songkram. Colourful detail situated on the wall of a building forming part of the Wat Chana Songkram complex.

Thailand, Bangkok, Wat Chana Songkram. Colourful detail situated on the wall of a building forming part of the Wat Chana Songkram complex.

Chile, Atacama Desert, Plaza Quitor. Carved face in the stone wall of the Atacama Desert near the Plaza Quitor.

Chile, Atacama Desert, Plaza Quitor. Carved face in the stone wall of the Atacama Desert near the Plaza Quitor.

Chile, Atacama Desert, Plaza Quitor. Carved face in the stone wall of the Atacama Desert near the Plaza Quitor.

Chile, Atacama Desert, Plaza Quitor. Carved face in the stone wall of the Atacama Desert near the Plaza Quitor.

Chile, Atacama Desert, Plaza Quitor. Carved face in the stone wall of the Atacama Desert near the Plaza Quitor.

Chile, Atacama Desert, Plaza Quitor. Carved face in the stone wall of the Atacama Desert near the Plaza Quitor.

Chile, Atacama Desert, Plaza Quitor. Carved face in the stone wall of the Atacama Desert near the Plaza Quitor.

Chile, Atacama Desert, Plaza Quitor. Carved face in the stone wall of the Atacama Desert near the Plaza Quitor.

Chile, Southern Patagonia, Torres Del Paine National Park. Tourist boat on the Lago Grey dwarfed by the sheer ice wall of the Grey Glacier and the Patagonian Ice Field.

RF – Chile, Southern Patagonia, Torres Del Paine National Park. Tourist boat on the Lago Grey dwarfed by the sheer ice wall of the Grey Glacier and the Patagonian Ice Field.

Argentina, Misiones, Iguazu National Park. Birds fly in flocks in front of the impressive Iguazu waterfalls – A world heritage site.

Argentina, Buenos Aires Province, Buenos Aires. Mural / art painted on a wall in the San Telmo area.

Argentina, Buenos Aires Province, Buenos Aires. Mural / art painted on a wall in the San Telmo area.

Argentina, Buenos Aires Province, Buenos Aires. Mural / art painted on a wall in the San Telmo area.

Argentina, Buenos Aires Province, Buenos Aires. Mural / art painted on a wall in the San Telmo area.

Argentina, Buenos Aires Province, Buenos Aires. Mural / art painted on a wall in the San Telmo area.

Argentina, Buenos Aires Province, Buenos Aires. Mural / art painted on a wall in the San Telmo area.

Scotland, Scottish Borders, Dryburgh. A Statue of William Wallace located near Scotts View and Dryburgh.

Scotland, Scottish Borders, Dryburgh. A Statue of William Wallace located near Scotts View and Dryburgh.

Scotland, Scottish Borders, Dryburgh. A Statue of William Wallace located near Scotts View and Dryburgh.

Scotland, Scottish Borders, Dryburgh. A Statue of William Wallace located near Scotts View and Dryburgh.

ENGLAND Northumberland Hadrians Wall Sunset behind the world heritage site of Hadrians Wall near the town of Once Brewed.