What is "sjaelsoe"

Sjælsø is a lake straddling the borders between the municipalities of Rudersdal, Allerød and Hørsholm in North Zealand to the north of Copenhagen, Denmark. Situated immediately to the north of the suburban town of Birkerød, it is surrounded by a mixture of farmland, pastures and small woodlands.

The lake has an area of 293 hectares and is relatively shallow. It is fed by five minor streams and drains into the Øresund though Usserød Å. It is owned by Nordvand A/S.