Cartes topographiques Ulpha

Harter Fell offers excellent insights into the structure and composition of the Birker Fell formation of the Ordovician Borrowdale Volcanic Group. The fell is dominantly composed of composite andesite lava flows, with autobrecciated upper surfaces developed in some locations. These are often seen in the field…

Altitude moyenne : 335 m

Altitude moyenne : 343 m

The Hardknott Pass stands at a maximum elevation of 393 m (1,289 ft). The road descends steeply at a gradient of 30% (1 in 3) into the Duddon Valley. At the eastern end of the pass is Cockley Beck farm, built in the 1860s and owned by the National Trust. The route from Hardknott leads eastward towards the…

Altitude moyenne : 323 m

Altitude moyenne : 212 m

Altitude moyenne : 394 m

Altitude moyenne : 252 m

In recent times more systematic hill lists have been produced based upon topographical prominence and height, rather than mere visual appeal. Most relevant to Crinkle Crags are the lists of Hewitts and Nuttalls. These variously list the summit, the first Crinkle (Crinkle Crags South Top), and two tops on…

Altitude moyenne : 566 m

Devoke Water is a small lake in the south west of the Lake District in North West England. It is the largest tarn in the Lake District, a tarn being a specific type of glacial lake formed when a hollow is created on a mountain. The lake is 1.17 kilometres (0.73 mi) long, has an area of 0.34 square kilometres…

Altitude moyenne : 260 m