It is a left-bank tributary of the Rhine, into which it falls at Sinzig, rising in the Eifel mountains, and having a total length of 55 m.
Of the Eifel range, at the junction of railways from Cologne and Bonn and 10 m.
GEROLSTEIN, a village and climatic health resort of Germany, in the Prussian Rhine Province, attractively situated on the Kyll, in the Eifel range, 110o ft.
From Cologne, on the main line of railway to Mainz, and at the junction of the lines to the Eifel and (by ferry) to the right bank of the Rhine.
On the left bank are the elevated plateaus of the Hunsriick and the Eifel, separated from each other by the deep valley of the Mosel, while on the right bank are the spurs of the Westerwald and the Sauerland, the former reaching the river in the picturesque group known as the Seven Mountains (Siebengebirge).