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
North–South divide (England) professionals from the north to work in London, whereas it is much less common for young professionals from the south to move to a northern city. There is also a perceived cultural divide in England between the north and the south. The "It's Grim Up North" BBC television series and subsequent book attempted to tease out some of these divisions. Those in the north complained of having fewer cultural opportunities, the book also provided a view of southern life as faceless and bland. When the commercial broadcaster Granada Television began transmission in 1956, it was primarily based in Manchester. Granada's