The Retuertas horse, Spanish: Caballo de las Retuertas or Caballo de las Retuertas de Doñana , is a rare breed of horse indigenous to the Andalusia region of Spain.
 It is said to closely resemble the ancient Iberian horses that populated Spain before being domesticated.
 It is now found only in the Doñana National Park in the provinces of Huelva and Sevilla, and in The Biological Reserve "Campanarios de Azaba" in Espeja (Salamanca province) a part of which is the research reserve of the Consejo Superior de Investigaciones Científicas, the Spanish National Research Council.
 According to a genetic study by the CSIC, the Retuertas horse is one of the oldest European breeds., dating to 3000 years BP, and the only one living in the wild and isolated from other populations.
Mauricio González-Gordon y Díez, Marquis of Bonanza (18 October 1923 – 27 September 2013) was a Spanish sherry maker and a conservationist.
 Most of his life he worked for the family company, González Byass, where he increased its exports to a worldwide level.
 His family estate was located in the wetland region called Doñana in southern Spain and was threatened by drainage efforts in the early 1950s.
 González-Gordon with the help of researchers and international support managed to preserve the site, while at the same time donating some of his family land to the conservation effort.
 Afterward, González-Gordon became one of the founders of the Spanish Ornithological Society in 1954.
 His conservation efforts for Doñana culminated in the creation of the Doñana National Park in 1969.
 The area was designated a UNESCO World Heritage Site in 1994.
Sanlúcar de Barrameda (] ), or simply Sanlúcar, is a city in the northwest of Cádiz province, part of the autonomous community of Andalucía in southern Spain.
 Sanlúcar is located on the left bank at the mouth of the Guadalquivir River opposite the Doñana National Park, 52 km from the provincial capital Cádiz and 119 km from Sevilla capital of the autonomous region Andalucía.
 Its population is 65,805 inhabitants (National Institute of Statistics 2009).
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--) .
Doñana National Park is a natural reserve in Andalusia, southern Spain, in the provinces of Huelva (most of its territory) and Seville.
 It covers 543 km² , of which 135 km² are a protected area.
 The park is an area of marshes, shallow streams, and sand dunes in Las Marismas, the delta where the Guadalquivir River flows into the Atlantic Ocean.
 It was established as a nature reserve in 1969 when the World Wildlife Fund joined with the Spanish government and purchased a section of marshes to protect it.
 The eco-system has been under constant threat by the draining of the marshes, the use of river water to boost agricultural production by irrigating land along the coast, water pollution by upriver mining, and the expansion of tourist facilities.
 It is named after wife of the seventh Duke of Medina-Sidonia.
Veta la Palma Estate is a commercial fish farm in southern Spain.
 The aquaculture operation is part of the private business Pesquerías Isla Mayor, S.A. (PIMSA) at Isla Mayor, municipality of Puebla del Rio near Sevilla.
 PIMSA is part of Hisparroz, the leading Spanish company in rice seed production, is owned by the family Hernandez, whose industrial and commercial strategy is integrated within the group Ebro Foods.
 It is located on an island in the Guadalquivir river, 10 miles (16 km) inland from the Atlantic Ocean in Seville province of Spain.
 At 11,000 hectares it is the largest finca in the environs of Doñana National Park, and one of the biggest private properties in the province of Seville.
 It produces 1,200 tons of sea bass, bream, grey mullet and shrimp each year.
 The fish food used in the farm’s semi-extensive systems (fish in the extensive balsas are left to feed on naturally occurring organisms) contains no dioxins, antibiotics or GMOs. Given its 32 km area this gives a yearly yield of 37 tons per square kilometer.
 The fisheries have attracted more than 200 species of migratory bird, many of which are endangered.
The Missing Lynx (Spanish: El Lince Perdido) is a 2008 Spanish-British computer-animated adventure family action comedy film produced by Spanish studios Kandor Graphics and YaYa!
 Films and producer Antonio Banderas.
 The film is directed by Raul Garcia and Manuel Sicilia, and written by them and Jose E. Machuca.
 It is presented by Banderas himself.
 With the film released in Spain on December 25, 2008 in Spanish, it is released in the United States on March 9, 2012 in English.
 The film is about a bunch of animals from Doñana National Park in Spain, trying to save other animals kidnapped by the bad guys.
 All of the movie takes place in the natural parks of Andalusia.
 The film was developed using IBM's servers.
 "The Missing Lynx" received mixed reviews from internet audience polls and it earned $1,445,936 on a $6,500,000 budget.
 "The Missing Lynx" was released on DVD in October 15, 2009 by Aurum Productions.
The Doñana Disaster, also known as the Aznalcollar Disaster or Guadiamar Disaster (Sp: "Desastre de Aznalcóllar", "Desastre del Guadiamar"), was an industrial accident in Andalusia, southern Spain.
 On 25 April 1998, a holding dam burst at the Los Frailes mine, near Aznalcóllar, Seville Province, releasing 4–5 million cubic metres of mine tailings.
 The acidic tailings, which contained dangerous levels of several heavy metals, quickly reached the nearby River Agrio, and then its affluent the River Guadiamar, travelling about 40 kilometres along these waterways before they could be stopped.
 The Guadiamar is the main water source for the Doñana National Park, a UNESCO World Heritage Site and one of the largest national parks in Europe.
 The cleanup operation took three years, at an estimated cost of €240 million.
The Marisma de Hinojos is a salt marsh about 50 km north of the city of Cadiz, It is in the province of Huelva, in the autonomous region of Andalusia, Spain.
 "Marisma de Hinojos" means "salt marsh of Hinojos", being Hinojos a town which name means "fennel plants".
 It lies within Doñana National Park (Parque Nacional de Doñana) on the Costa de la Luz.
Aznalcázar is a town located in the province of Seville, southern Spain.
 It is only 20 minutes away from Seville, and is one of the 13 towns located in Doñana National Park, one of Spain’s most important national parks and wildlife reserves.

Question: Are Guadarrama National Park and Doñana National Park both in Spain?
Answer: yes