The Sierras de la Ventana is a mountain range located in the province of Buenos Aires, Argentina. It is known for its stunning landscapes, featuring rolling hills, rocky outcrops, and diverse flora and fauna. The area is popular for outdoor activities such as hiking, rock climbing, and birdwatching, attracting nature enthusiasts and tourists alike. The range's highest peak is Cerro Ventana, which stands at 1,150 meters. The name "Ventana" means "window" in Spanish, referring to a natural rock formation that resembles a window. The region also has several small towns, offering accommodations and local cuisine for visitors.