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
Cheviot Hills country' and hence there is a general right to roam over it as prescribed in the Countryside and Rights of Way Act 2000. Traditional rights of access in Scotland, bolstered by the Land Reform (Scotland) Act 2003, provide for similar access for the public to the north of the border. In addition, a sparse network of public bridleways and footpaths stretches around the area, often providing useful means of access from the lower ground onto the open hills. The northernmost leg of the Pennine Way runs from Byrness in England to Kirk Yetholm in Scotland. It is the longest, and