Northern England cities like Manchester and Leeds, nor the majority of Yorkshire. Northern England is not a homogenous unit, and some have entirely rejected the idea that the North exists as a coherent entity, claiming that considerable cultural differences across the area overwhelm any similarities. Through the North of England run the Pennines, an upland chain, often referred to as "the backbone of England", which stretches from the Tyne Gap to the Peak District. Other uplands in the North include the Lake District with England's highest mountains, the Cheviot Hills adjoining the border with Scotland, and the North York Moors near the
Hambleton Hills views over the Vale of York and the Vale of Mowbray. The hill is the site of one of the most important prehistoric monuments in the region, an Iron Age hill fort built in around 400 BC. The Hambleton Drove Road runs along the summit of the hills, it is part of an ancient highway running from Scotland to the south of England. It is thought to be prehistoric and various burial grounds from the Neolithic and Bronze Ages are evident along its route. Large-scale movement of cattle from Scotland to market in England during the 18th and 19th centuries