Which park in Spain is bigger Guadarrama National Park or Atlantic Islands of Galicia National Park?
Guadarrama National Park Sierra de Guadarrama National Park (in Spanish: "Parque Nacional de la Sierra de Guadarrama") is a national park in Spain, covering nearly 34,000 hectares, the fifth largest in Spain's national parks system. The Guadarrama mountain range ("Sistema Central") contains some ecologically valuable areas, located in the Community of Madrid and Castile and León (provinces of Segovia and Ávila). The law that regulates the recently approved national park was published in the BOE in  26, 2013 (2013--) .
Peninsular Spain Peninsular Spain refers to that part of Spanish territory located within the Iberian peninsula, thus excluding other parts of Spain: the Canary Islands, the Balearic Islands, Ceuta, Melilla, and a number of islets and crags off the coast of Morocco known collectively as "plazas de soberanía" (places of sovereignty). In Spain it is mostly known simply as "the Peninsula". It has land frontiers with France and Andorra to the north; Portugal to the west; and the British territory of Gibraltar to the south.