Rock carvings made by Neolithic and Early Bronze Age people, between 6000 and 3500 years ago. Over 1000 carved panels are known in Nortumberland and most of them are still located in the countryside.
Below are just a few of the sites within Glendale that are relatively easy to reach from a road, they are marked on Ordnance Survey maps. You may have to hunt for then a little, but that adds to the experience.
there are many important archaeological sites in the Glendale area. The ones highlighted here have excellent interpretation for the visitor.