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Nobody is quite sure when the Wansdyke was built, but the most commonly advanced theory is that it was built by the Romano-British after they were abandoned by the Imperial power to defend their stronghold in what is now Gloucestershire, Somerset, and northern Wiltshire, in the face of Saxon expansion spreading northwards from the English Channel. This would date it to around the end of the 5th Century. Regardless of exactly at which point in the transition from Roman Britain to Anglo-Saxon England it was built, it seems that the much later Anglo-Saxons had lost any idea about its purpose when, despite several centuries of Christianity, they named it Woden’s Dyke, after Odin, the king of the Norse gods, around the 9th Century.
The eastern section, in Wiltshire, has been much less disturbed over the centuries by agriculture and building than those further west, and this section, north of the village of Bishops Cannings, is particularly dramatic when lit by low late afternoon sun from the south in autumn and winter.
On a rainy day in midwinter, with the rain belting down for weeks, it can be a little disappointing, a flat bank of mud surrounded by dirty puddles. Yet the sun can transfigure it into mysterious magnificence in all seasons, always easy on the ankles, even for someone with my short legs and my fat belly. The ground remains springy and fast when in a hot dry spell when the surrounding terrain is drained and hard; and also when it is surrounded by wet muck.
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It is as much as 4 metres high in places. It is followed by a long-distance footpath for all of this stretch. The view in the distance reaches to Tan Hill, at 294 metres above sea level the joint highest point in Wiltshire.
This is deep England. The countryside is not especially dramatic but rolls with a heart-healing, gentle, beauty. I walk here regularly, with various circuits of 12-18 miles (19-30 km) starting and finishing from my home in Devizes taking in stretches of it. When the light is like this, it makes my soul sing and fills me with gratitude for being alive.
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