Madrid range. To the south, Madrid Río provides access to the Enrique Tierno Galván Park and the Linear Park of the Manzanares River, an extensive green zone running parallel to the river as far as Getafe. As well as the cycle routes there are of paths for walkers and runners. In the Salón de Pinos, a 6-kilometre long tree-lined promenade, there are circuits for aerobic and anaerobic exercise, while near the Puente de Praga bridge there is a tennis court and seven tennis courts. The theme park Faunia is a natural history museum and zoo combined, aimed at being fun and
Madrid sector employs 18.1% of all employees. Madrid attracts about 8M tourists annually from other parts of Spain and from all over the world, exceeding even Barcelona. Spending by tourists in Madrid was estimated (2011) at €9,546.5M, or 7.7% of the city's GDP. The construction of transport infrastructure has been vital to maintain the economic position of Madrid. Travel to work and other local journeys use a high-capacity metropolitan road network and a well-used public transport system. In terms of longer-distance transport, Madrid is the central node of the system of "autovías" and of the high-speed rail network (AVE), which has