The Oise department is a part of the region of Northern France. It is located in the Picardy region and is bordered by Belgium, the Aisne department, and the Somme department. The department is named after the Oise River which runs through it. It is home to many historical sites, including the Château de Chantilly and the Parc Asterix amusement park. The Oise department is also known for its agricultural production, particularly its dairy products.