(Image: Martin Vaughan. A ruined concrete arrow from World War Two)
Across rural Britain, from southern England to the west coast of Scotland, lie myriad giant concrete arrows left behind after the dark days of World War Two drew to a close. Military historians will likely be well acquainted with them, but for many hikers who stumble across the concrete oddities amid often barren moorland, their existence may come as an surprise. Find out more about these intriguing wartime relics in our 2017 feature: The Giant Concrete Directional Arrows of Wartime Britain.