Swiss Alps and Bernina Range are the highest ranges of the country, they contain respectively 38, 9 and 1 summit over 4000 metres. The lowest range is the Appenzell Alps culminating at 2,500 metres. Western Alps Eastern Alps The north side of the Swiss Alps is drained by the Rhône, Rhine and Inn (which is part of the Danube basin) while the south side is mainly drained by the Ticino (Po basin). The rivers on the north empty into the Mediterranean, North and Black Sea, on the south the Po empty in the Adriatic Sea. The major triple watersheds in the Alps
Ticino (river) Ticino (river) The river Ticino (; ; ; French and ; ) is the most important perennial left-bank tributary of the Po. It has given its name to the Swiss canton through which its upper portion flows. The river rises in the Val Bedretto in Switzerland at the frontier between the cantons of Valais and Ticino, is fed by the glaciers of the Alps and later flows through Lake Maggiore, before entering Italy. The Ticino joins the Po a few kilometres downstream (along the Ticino) from Pavia. It is about long. The highest point of the drainage basin is the