Zijl
The Zijl (formerly known as Zyl) is a short river in the Dutch province of South Holland that connects the Old Rhine (Oude Rijn) with the Kagerplassen. The Zijl flows in a south–north direction and is only 4.56 kilometers long, running from the Spanjaardsbrug in the city of Leiden to the Kager plas Zweiland.