To begin our route through this region, we start on the A-5 to Villamantilla, a town with the important church of San Miguel Arcángel, from the 16th century. We continue to Villamanta, in the old town it is worth stopping at the church of Santa Catalina. Continuing along the M-507, we arrive at Aldea del Fresno known for its beach.

We continue our route towards Villa del Prado, where we have to visit the church of Santiago Apostle from the 15th century. We have to cross a small stretch of the province of Toledo to reach our next destination, Cadalso de los Vidrios, where its heritage legacy will surprise us.

From Cadalso we arrive at Cenicientos, it is relevant to observe the Piedra Escrita, a Roman monolith from the 2nd century. If we continue, we arrive at Rozas de Puerto Real, it is worth visiting its Church of San Juan Bautista, from the 15th century. We arrive at San Martín de Valdeiglesias, where we must visit the 15th century Castillo de la Coraceda. Inside you can taste some of the wines of the area. If you are traveling with your family, you will be interested in a visit to the Enchanted Forest, especially if you are traveling with children.

If we take the M-501 towards Madrid we find Pelayos de la Presa, a traditional village of river vacationers. It has interesting remains of a 12th century monastery, as well as prehistoric paintings. In the area of the Pantano de San Juan, you can also practice outdoor activities such as climbing. We pass the port of San Juan and come across Navas del Rey, a town where the Garganta de Picadas stands out.

We take the M-512 and cross a satellite tracking station (which is part of the NASA deep space network), at the end we reach Robledo de Chavela, where we highlight the Church of the Assumption (Gothic of the fifteenth century). From Robledo to the west, we arrive at Valdemaqueda, a town where its five-eyed bridge over the Cofio River is characteristic.

We can follow a circular route through towns like Robledondo, Navalaespino, Santa María de la Alameda, Las Herreras, La Estación, La Paradilla and La Hoya.

We continue to Zarzalejo, where the 15th century Church of San Pedro Apóstol stands out. We continue to Fresnedillas de la Oliva, where the Church of San Bartolomé, from the 16th century, stands out. From Fresnedillas, we arrive at Navalagamella, where the Church of Nuestra Señora de la Estrella, from the 15th century, stands out. If we continue along the M-610, we pass through Colmenar de Arroyo, where we can see the Romanesque bridges of La Fragua and El Caño. We finish our tour of the Sierra Oeste in Chapinería, a town where we must observe the Church of the Immaculate Conception and the Palace of the Marquis of Villanueva de la Sagra, both from the seventeenth century.