Jeker river at Kanne (Belgium), near castle of "Chateau Neerkanne"
The Jeker (Dutch, in French: Geer) is a river in Belgium and in the Netherlands. It is a leftbank tributary to the river Meuse.
The source of the Jeker is situated near the village of Geer in the Belgian province of Liège.
The river is about 54 kilometers (33,5 miles) long, of which 50 kilometers in Belgium (provinces of Liège and Limburg), and 4 km in the Netherlands (province of Limburg), where it flows into the river Meuse at Maastricht (Netherlands).
Rafting on the Jeker is an entertaining recreational activity. Beginning in Kanne, it is possible to raft into the city of Maastricht on this relaxing river. The water flow is best in mid fall and spring. It is possible that obstacles are present when the water is too low. The trip from Kanne to Maastricht takes about 2 hours, and crosses the border between Belgium and the Netherlands.