The Durham Dales is the name given to a large area of landscape in the west of County Durham, consisting primarily of the Durham portion of the

North Pennines The North Pennines is the northernmost section of the Pennine range of hills which runs north–south through northern England. It lies between Carlisle to the west and Darlington to the east. It is bounded to the north by the Tyne Valley and ...

, in

England England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe b ...

Geography

The Durham Dales consist primarily of a series of high exposed moorlands, hills and

mountain A mountain is an elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock. Although definitions vary, a mountain may differ from a plateau in having a limited summit area, and is usually highe ...

s, a number exceeding a height of 2,000 ft above sea level, along with the valleys or dales, from which the area gets its name. These valleys include

Teesdale Teesdale is a dale, or valley, in Northern England. The dale is in the River Tees’s drainage basin, most water flows stem from or converge into said river, including the Skerne and Leven. Upper Teesdale, more commonly just Teesdale, falls b ...

and

Weardale Weardale is a dale, or valley, on the east side of the Pennines in County Durham, England. Large parts of Weardale fall within the North Pennines Area of Outstanding Natural Beauty (AONB) – the second-largest AONB in England and Wales. Th ...

. The area covers roughly one third of County Durham and is its least populous area.

Settlements

There are just a few market towns within the area—

Barnard Castle Barnard Castle (, ) is a market town on the north bank of the River Tees, in County Durham, Northern England. The town is named after and built around a medieval castle ruin. The town's Bowes Museum's has an 18th-century Silver Swan automato ...

, Consett,

Middleton-in-Teesdale Middleton-in-Teesdale is a market town in County Durham, in England. It is situated on the north side of Teesdale between Eggleston and Newbiggin, a few miles to the north-west of Barnard Castle. The settlement is surrounded by the North Pennin ...

, Stanhope,

Tow Law Tow Law is a town and civil parish in County Durham, England. It is situated a few miles to the south of Consett and 5 miles to the north west of Crook. According to the 2001 census it had a population of 1,952, increasing to 2,138 at the 201 ...

, and

Wolsingham Wolsingham is a market town in Weardale, County Durham, England. It is situated by the River Wear, between Crook and Stanhope. History Wolsingham sits at the confluence of the River Wear and Waskerley Beck. It is a small settlement and one ...

,—though some also consider the Durham Dales to extend as far east as Bishop Auckland and

Crook Crook is another name for criminal. Crook or Crooks may also refer to: Places * Crook, County Durham, England, a town * Crook, Cumbria, England, village and civil parish * Crook Hill, Derbyshire, England * Crook, Colorado, United States, a ...

. There are a number of small villages in the area, which in general tend to be sparsely populated and spread out, in great contrast to much of the rest of County Durham.

Geology

Like much of the North Pennines, the Durham Dales form an

anticline In structural geology, an anticline is a type of fold that is an arch-like shape and has its oldest beds at its core, whereas a syncline is the inverse of an anticline. A typical anticline is convex up in which the hinge or crest is the ...

, with

carboniferous limestone Carboniferous Limestone is a collective term for the succession of limestones occurring widely throughout Great Britain and Ireland that were deposited during the Dinantian epoch (geology), Epoch of the Carboniferous period (geology), Period. T ...

exposed at the surface. The Durham Dales, like much of the Pennines, have long been exploited for their rich

mineralogical Mineralogy is a subject of geology specializing in the scientific study of the chemistry, crystal structure, and physical (including optical) properties of minerals and mineralized artifacts. Specific studies within mineralogy include the p ...

resources, notably

lead Lead is a chemical element with the symbol Pb (from the Latin ) and atomic number 82. It is a heavy metal that is denser than most common materials. Lead is soft and malleable, and also has a relatively low melting point. When freshly cu ...

and

ironstone Ironstone is a sedimentary rock, either deposited directly as a ferruginous sediment or created by chemical replacement, that contains a substantial proportion of an iron ore compound from which iron (Fe) can be smelted commercially. Not to be con ...

Ecology

Many of the high hills are occupied by moors with

peat Peat (), also known as turf (), is an accumulation of partially decayed vegetation or organic matter. It is unique to natural areas called peatlands, bogs, mires, moors, or muskegs. The peatland ecosystem covers and is the most efficient ...

- mosses, the higher ground being uncultivable and barely fit for

pasture Pasture (from the Latin ''pastus'', past participle of ''pascere'', "to feed") is land used for grazing. Pasture lands in the narrow sense are enclosed tracts of farmland, grazed by domesticated livestock, such as horses, cattle, sheep, or sw ...

s. As with much of the landscape of the Pennines, they are generally upland areas of high moorland indented by the more fertile valleys of various rivers and streams. The Durham Dales constitute the principal watershed for the county of Durham, as well as contributing to those of the neighbouring counties of

Cumbria Cumbria ( ) is a ceremonial and non-metropolitan county in North West England, bordering Scotland. The county and Cumbria County Council, its local government, came into existence in 1974 after the passage of the Local Government Act 1972. C ...

Northumberland Northumberland () is a county in Northern England, one of two counties in England which border with Scotland. Notable landmarks in the county include Alnwick Castle, Bamburgh Castle, Hadrian's Wall and Hexham Abbey. It is bordered by land ...

and

North Yorkshire North Yorkshire is the largest ceremonial counties of England, ceremonial county (lieutenancy area) in England, covering an area of . Around 40% of the county is covered by National parks of the United Kingdom, national parks, including most of ...

. The rivers

Wear Wear is the damaging, gradual removal or deformation of material at solid surfaces. Causes of wear can be mechanical (e.g., erosion) or chemical (e.g., corrosion). The study of wear and related processes is referred to as tribology. Wear in ...

, Tees and Derwent all rise in the Durham Dales and flow eastward towards the North Sea. The Derwent helps to form County Durham's northerly border, and the Tees traditionally its southern border. Along the course of the Tees are the three attractions of the

High Force High Force is a waterfall on the River Tees, near Middleton-in-Teesdale, Teesdale, England. The waterfall is within the North Pennines Area of Outstanding Natural Beauty (AONB) and the European Geopark. The waterfall is part of the historic coun ...

Low Force Low Force is an 18-foot (5.5m) high set of falls on the River Tees, England, UK. Further upstream is the High Force waterfall. Low Force is also the site of the Wynch Bridge, completed in 1830. It is suggested that only one person at a time shou ...

and

Cauldron Snout Cauldron Snout is a cascade on the upper reaches of the River Tees in Northern England, immediately below the dam of the Cow Green Reservoir. It is well upstream of the High Force waterfall, and is on the boundary between County Durham and Cumbr ...

waterfalls. {{England counties *