The Parc naturel régional du Vexin français is a protected natural area located in the Île-de-France region of France. Established in 1995, it covers approximately 71,000 hectares and is known for its diverse landscapes, including rolling hills, forests, and rivers. The park aims to preserve the natural environment while promoting sustainable development and tourism. The park is home to various flora and fauna, making it a popular destination for nature lovers and outdoor activities. Visitors can explore numerous hiking trails, enjoy birdwatching, and discover charming villages like La Roche-Guyon and Vetheuil, which are rich in history and culture.