The most noteworthy waterfalls are - Scale Force (Dano-Norwegian fors, foss), besidesCrummock, Lodore near Derwentwater, Dungeon Gill Force, beside Langdale, Dalegarth Force in Eskdale, Aira near Ullswater, sung by Wordsworth, Stock Gill Force and Rydal Falls near Ambleside.
It lies in a plain watered by the river Ouse, at the junction of the Foss stream with the main river.
For a short distance the river Foss took the place of a wall.
The castle stands in the angle between the Ouse and the Foss immediately above their junction.
The chief industrial establishments are iron foundries, railway and motor engineering works, breweries, flour-mills, tanneries and manufactories of confectionery, artificial manure, &c. There is water communication by the Ouse with the Humber, and by the Foss Navigation to the N.E.