Parco Regionale dei Castelli Romani is a protected area located in the Lazio region of Italy, near Rome. Established in 1984, it covers approximately 15,000 hectares and includes several charming towns, such as Frascati and Nemi. The park is known for its beautiful landscapes, including volcanic lakes, rolling hills, and lush forests. The park is home to diverse flora and fauna, making it a popular destination for nature lovers and outdoor enthusiasts. Visitors can enjoy hiking, biking, and birdwatching while exploring the area's rich history, which includes ancient ruins and medieval castles.