Sihl. The Sihl is a Swiss river that rises near the Druesberg mountain in the canton of Schwyz, and eventually flows into the Limmat in the centre of the city of Z??rich, after crossing the Z??rich???Winterthur railway at Z??rich HB. It has a length of 73 km (45 mi), including the Sihlsee reservoir, through which the river flows. Water is abstracted from the river at the Sihlsee, leading to decreased downstream water flows and a consequent reduction in water quality. The river flows through, or along the border of, the cantons of Schwyz, Z??rich and Zug. The main settlements of the Sihl Valley are all in the canton of Z??rich, and include the towns of Langnau am Albis and Adliswil, along with a south-western segment of the city of Z??rich. Above Langnau am Albis, some 13 km (8.1 mi) from the confluence with the Limmat, there are no major settlements alongside the river, and only a few small villages. Whilst the town of Einsiedeln is situated close to the Sihlsee, it is actually in the...
