As I strolled along the wide banks of the River Tamar, I was walking along the southwest’s mostimportant ‘frontier’. On one side, you’re in Devon, and on the other, the black and white flag ofSt Piran, Cornwall’s patron saint, flies proudly. The River Tamar is the ancient boundary that has long divided Anglo-Saxon Devon from... The post 6 glorious hikes in the Tamar Valley (Devon and Cornwall) appeared first on Go South West England.