La Gileppe. Le Pont et le Lac. Gil 15.
The Gileppe is a river in Belgium with a length of about 20 kilometres (12 mi). It is a left tributary of the Vesdre. Its source is in the High Fens of eastern Belgium.
The Gileppe Dam (French Barrage de la Gileppe) is an arch-gravity dam on the Gileppe river in Jalhay, Liège province, Wallonia, Belgium. It was built in the 1870s to supply water for the wool industry in nearby Verviers.