Switzerland the main source and outflow of Lake Geneva. Lake Constance is the second largest Swiss lake and, like the Lake Geneva, an intermediate step by the Rhine at the border to Austria and Germany. While the Rhône flows into the Mediterranean Sea at the French Camargue region and the Rhine flows into the North Sea at Rotterdam in the Netherlands, about apart, both springs are only about apart from each other in the Swiss Alps. 48 of Switzerland's mountains are above sea in altitude or higher. At , Monte Rosa is the highest, although the Matterhorn () is often regarded
River Medlock River Medlock The River Medlock is a river in Greater Manchester, England, which rises near Oldham and flows south and west for ten miles to join the River Irwell in Manchester city centre. Rising in the hills that surround Strinesdale just to the east of Oldham, the Medlock flows through the steep-sided wooded gorge that separates Lees from Ashton-under-Lyne and the Daisy Nook Country Park with its 19th century aqueduct carrying the disused Hollinwood Branch Canal over the shallow river. The final miles of the river flowing to the River Irwell have been extensively modified. The river is culverted underneath