Madrid environmental, sporting, leisure and cultural interest. Madrid Río provides a link with other green spaces in the city such as Casa de Campo and the Linear Park of the Manzanares River. The main landscaped area in Madrid Río is the Arganzuela Park, covering 23 hectares where pedestrian and cycling routes cover the whole park. The Madrid Río cycling network covers some and is linked to other bike routes. To the north, Madrid Rio connects to the Senda Real, the Green Ring for Cyclists and the E 7 (GR 10) trail, which goes as far as the Sierra de Guadarrama mountain
Madrid be a city with representation in the courts of Castile. In 1202, King Alfonso VIII of Castile gave Madrid its first charter to regulate the municipal council, which was expanded in 1222 by Ferdinand III of Castile. In 1309, the Courts of Castile were joined in Madrid for the first time under Ferdinand IV of Castile, and later in 1329, 1339, 1391, 1393, 1419 and twice in 1435. Since the unification of the kingdoms of Spain under a common Crown, the Courts were convened in Madrid more often. During the revolt of the Comuneros, led by Juan de Padilla, Madrid