Mountains and hills of England the land rises to form the Cheviot Hills, which extend into Scotland and could probably be considered part of the Southern Uplands. They are included in Northumberland National Park, along with Kielder Water and the Kielder Forest. The North Pennines (an Area of Outstanding Natural Beauty, or AONB) lie south of Hadrian's Wall, and east of the Lake District, from which they are separated by the Eden Valley. These are younger rocks, mostly Carboniferous limestone, and the mountains are characterised by shallower slopes covered with moorland vegetation, culminating in Cross Fell at . South of this, the main line of
North–South divide (England) south in life expectancy, political inclinations and economics trends was growing to the extent that they were almost separate countries. The North–South divide is not an exact line, but one that can involve many stereotypes, presumptions and other impressions of the surrounding region relative to other regions. The existence of the North–South divide is fiercely contested. Some sources claim that not only does it exist, but that it is expanding. For example, a Cambridge Econometrics report of March 2006 found that economic growth above the UK average was occurring only in the South and South East England, whilst North East