Essonne is a department located in the Île-de-France region of France, situated to the south of Paris. It was created in 1968 and is named after the Essonne River, which flows through the area. The department is known for its diverse landscapes, including urban areas, forests, and agricultural land. Key towns in Essonne include Évry, the prefecture, and Palaiseau, which is home to several educational institutions. The region is well-connected to Paris through various transportation options, including trains and highways. Essonne is also notable for its historical sites, such as the Château de Courson and the Abbaye de Saint-Germain-des-Prés. The department offers a mix of cultural and recreational activities, making it an attractive place for residents and visitors alike.