Grandson is a municipality in the district of Jura-Nord Vaudois in the canton of Vaud in Switzerland. It is situated on the south-west tip of Lake Neuchâtel, about 25 km north of Lausanne. It was part of the Kingdom of Upper Burgundy until the death of Rudolph III of Burgundy (993-1032), also King of Lower Burgundy, the last in the male line, when it was united with the Holy Roman Empire. On 2 March 1476, during the Burgundian Wars, Charles the Bold was defeated here in the Battle of Grandson.

Lake Neuchâtel is a lake primarily in Romandy, the French-speaking part of Switzerland. The lake lies mainly in the canton of Neuchâtel, but is also shared by the cantons of Vaud, Fribourg, and Bern. It comprises one of the lakes in the Three Lakes Region, along with lakes Biel/Bienne and Morat/Murten.