The lighthouses on the lochs and rivers are fairly self-explanatory. But if you want to know what that 1 lighthouse is doing in the North-East of Worcestershir

The lighthouses on the lochs and rivers are fairly self-explanatory. But if you want to know what that 1 lighthouse is doing in the North-East of Worcestershire some 120km from the nearest coastline, the answer is in the thread (q.v.). (-: