Location-based puzzle programme exploring the lines connecting people and places across the centuries
Featuring a six-mile hedge 1500 years old, the origin of Britain's longest long-distance footpath, and the link between smuggling and pilchards.
DetailsThe East Anglian fens are home to 9,000 wild swans. But why does water have to flow uphill into the rivers?
DetailsBritain's oldest hillside chalk figure, Arab nomads in a field of cattle, and an invisible blacksmith in a Neolithic tomb - all part of this week's landscape puzzle.
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