rock-walls

Updated: June 8, 2025

Thence he went leisurely up stream to the Bumina Rapids, and found the easterly rhumb of the river bending to the N.E. and the N.N.E.; its channel did not exceed 50 yards in width, and precipitous rock-walls rose on either hand. At Bumina as at Gotu the Quillu breaks through the parallel lines of Ghats, whose trend is from N.W. to S.E.; in fact, these "Katarakten" are the Yellalas of the Congo.

Sir Richard Francis Burton - Two Trips to Gorilla Land and the Cataracts of the Congo Volume 2

Some tribes built stone houses whose ruins are now found overlooking its waters, even in the depths of the Grand Canyon itself, or in the cliffs along the more accessible tributaries, cultivating in the bottoms their crops. Lands were also tilled along the extreme lower reaches, where the great rock-walls fall back and alluvial soils border the stream.

Frederick Samuel Dellenbaugh - The Romance of the Colorado River : The Story of its Discovery in 1840, with an Account of the Later Explorations, and with Special Reference to the Voyages of Powell through the Line of the Great Canyons

We might define it as the Sandstone NECK of the Metal Mountains: a rather lower block, of Sandstone, intercalated into the Metal-Mountain range, which otherwise, on both hands, is higher, and of harder rocks. Saxon Switzerland is not very high anywhere; 2,000 feet is a notable degree of height: but it is torn and tumbled into stone labyrinths, chasms and winding rock-walls, as few regions are.

Thomas Carlyle - History of Friedrich II of Prussia — Volume 17