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
River Irvine River Irvine The River Irvine () is a river that flows through southwest Scotland. Its watershed is on the Lanarkshire border of Ayrshire at an altitude of above sea-level, near Loudoun Hill, Drumclog, and SW by W of Strathaven. It flows 29½ miles westward, dividing the old district of Cunninghame from that of Kyle, until it reaches the sea via Irvine Harbour in the form of the Firth of Clyde, and flows into Irvine Bay by the town of Irvine. It has many tributaries, some of which form parish, district and other boundaries. The River Irvine rises in two head-waters,