Glenderaterra Beck is a watercourse in the English

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

 county

County

A county is a jurisdiction of local government in certain modern nations. Historically in mainland Europe, the original French term, comté, and its equivalents in other languages denoted a jurisdiction under the sovereignty of a count A county is a jurisdiction of local government in certain...

 of Cumbria

Cumbria

Cumbria , is a non-metropolitan county in North West England. The county and Cumbria County Council, its local authority, came into existence in 1974 after the passage of the Local Government Act 1972. Cumbria's largest settlement and county town is Carlisle. It consists of six districts, and in...

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The beck runs from its source on Burnt Horse through the valley

Valley

In geology, a valley or dale is a depression with predominant extent in one direction. A very deep river valley may be called a canyon or gorge.The terms U-shaped and V-shaped are descriptive terms of geography to characterize the form of valleys...

 between Lonscale Fell

Lonscale Fell

Lonscale Fell is a hill in the English Lake District. Its pointed second top is instantly recognisable, standing at the eastern end of the Skiddaw massif. The fell is easily climbed from Keswick or from Skiddaw House to the north...

 and Blencathra

Blencathra

Blencathra, also known as Saddleback, is one of the most northerly mountains in the English Lake District. It has six separate fell tops, of which the highest is the Hallsfell Top.-Name:...

 to its confluence with the River Greta

River Greta

The River Greta is a river in Cumbria, England. It is a tributary of the River Derwent and flows through the town of Keswick.The source of the river is to be found near to Threlkeld at the confluence of the River Glenderamackin and St. John's Beck...

 at Brundholme near Threlkeld

Threlkeld

Threlkeld is a village and civil parish in the north of the Lake District in Cumbria, England, to the east of Keswick. It lies at the southern foot of Blencathra, one of the more prominent fells in the northern Lake District, and to the north of the River Glenderamackin.Historically a part of...

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On its southerly course, Glenderaterra Beck is joined by Sinen Gill and Roughten Gill, draining Blease Fell on Blencathra, and, lower down, Whit Beck, emanating from Jenkin Hill on Skiddaw

Skiddaw

Skiddaw is a mountain in the Lake District National Park in England. With a summit at 931 m above sea level it is the fourth highest mountain in England. It lies just north of the town of Keswick, Cumbria, and dominates the skyline in this part of the northern lakes...

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This river is used by Geography students for A Level and GCSE field studies.