As most of the rivers have rapids or falls actually at the sea coast or close to it, they are, with the exception of the Cavalla, useless for penetrating far inland, and the whole of this part of Africa from Cape Palmas north-west to the Senegal suggests a sunken land.
Of Grand Rapids, in the west central portion of the lower peninsula.
Big Rapids is the seat of the Ferris Institute (opened 1884, incorporated 1894), a large private co-educational school, founded by W.
In piercing the Sierra Morena it forms a series of foaming rapids, and only begins to be navigable at Mertola, 42 m.
It is served by the Pere Marquette and the Grand Rapids & Indiana railways.