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
Kerio River Kerio River The Kerio River is a river in Turkana County, Kenya. It flows northward into Lake Turkana. It is one of the longest rivers in Kenya, originating near the equator. The Kerio River rises on the north slopes of the Amasya Hills to the west of Lake Bogoria. It flows northward through the Kerio Valley between Tugen Hills and Elgeyo Escarpment. The Elgeyo Escarpment rises to over above the Kerio valley in places. The Kerio continues northward, often through deep and narrow valleys, to enter Lake Turkana in a delta just south of the delta formed by the Turkwel