the 1989 Eurovision Song Contest took place in a city situated on the shores of which lake ?
Belgium in the Eurovision Song Contest 1989: Belgium was represented by Ingeborg, with the song '"Door de wind", at the 1989 Eurovision Song Contest, which took place in Lausanne, Switzerland on 6 May. Lausanne:  The city is situated on the shores of Lake Geneva (French: "Lac Léman" , or simply "Le Léman").
Lake Geneva