paragraph_text: The Historic Centre of Cienfuegos, is located in the city of Cienfuegos in Cuba. It was declared a UNESCO World Heritage Site in 2005.

paragraph_text: The Taj Mahal was designated as a UNESCO World Heritage Site in 1983 for being ``the jewel of Muslim art in India and one of the universally admired masterpieces of the world's heritage ''. It is regarded by many as the best example of Mughal architecture and a symbol of India's rich history. The Taj Mahal attracts 7 -- 8 million visitors a year. In 2007, it was declared a winner of the New7Wonders of the World (2000 -- 2007) initiative.

paragraph_text: In 2008, UNESCO proclaimed Mada'in Saleh as a site of patrimony, becoming Saudi Arabia's first World Heritage Site. It was chosen for its well-preserved remains from late antiquity, especially the 131 rock-cut monumental tombs, with their elaborately ornamented façades, of the Nabatean kingdom.

paragraph_text: Geghard (, also Romanized as Geghart; formerly, Artiz) is a village in the Kotayk Province of Armenia. The UNESCO World Heritage Site of Geghard monastery is located southeast of Geghard village, near Goght.

paragraph_text: In 1980, Jordan proposed that the Old City be listed as a UNESCO World Heritage Site. It was added to the List in 1981. In 1982, Jordan requested that it be added to the List of World Heritage in Danger. The United States government opposed the request, noting that the Jordanian government had no standing to make such a nomination and that the consent of the Israeli government would be required since it effectively controlled Jerusalem. In 2011, UNESCO issued a statement reiterating its view that East Jerusalem is "part of the occupied Palestinian territory, and that the status of Jerusalem must be resolved in permanent status negotiations."

paragraph_text: The Bietschhorn (3,934 m) is a mountain in canton Wallis to the south of the Bernese Alps in Switzerland. The northeast and southern slopes of the mountain are part of the Jungfrau-Aletsch Protected Area (formerly "Jungfrau-Aletsch-Bietschhorn") listed as a UNESCO World Heritage Site that also includes the Jungfrau and the Aletsch Glacier. The Bietschhorn is located on the south side of the Lötschental valley and form part of the UNESCO World Heritage Region at the north end of the Bietschtal valley and Baltschiedertal valley. Most climbers approach the mountain from either the Bietschhornhütte or the Baltschiederklause.

paragraph_text: Gammelstaden or "Gammelstad" ("Luleå Old Town") is a locality situated in Luleå Municipality, Norrbotten County, Sweden with 4,960 inhabitants in 2010. It is known for the Gammelstad Church Town, a UNESCO World Heritage Site.

paragraph_text: The Viscri fortified church (; ) is a Lutheran fortified church in Viscri ("Deutschweißkirch"), Brașov County, in the Transylvania region of Romania. It was built by the ethnic German Transylvanian Saxon community at a time when the area belonged to the Kingdom of Hungary. Initially Roman Catholic, it became Lutheran following the Reformation. Together with the surrounding village, the church forms part of the villages with fortified churches in Transylvania UNESCO World Heritage Site.

paragraph_text: The Speeches at Prince Henry's Barriers, sometimes called The Lady of the Lake, is a masque or entertainment written by Ben Jonson in honour of Henry Frederick, Prince of Wales, the son and heir of King James I of England. The speeches were performed on 6 January 1610 in conjunction with the ceremony known as Prince Henry's Barriers.

paragraph_text: The Biertan fortified church (; ) is a Lutheran fortified church in Biertan ("Birthälm"), Sibiu County, in the Transylvania region of Romania. It was built by the ethnic German Transylvanian Saxon community at a time when the area belonged to the Kingdom of Hungary. Briefly Roman Catholic, it became Lutheran following the Reformation. Together with the surrounding village, the church forms part of the villages with fortified churches in Transylvania UNESCO World Heritage Site.

paragraph_text: There are 31 UNESCO World Heritage Sites in the United Kingdom and the British Overseas Territories. The UNESCO list contains one designated site in both England and Scotland (the Frontiers of the Roman Empire) plus seventeen exclusively in England, five in Scotland, three in Wales, one in Northern Ireland, and one in each of the overseas territories of Bermuda, Gibraltar, the Pitcairn Islands, and Saint Helena. The first sites in the UK to be inscribed on the World Heritage List were Giant's Causeway and Causeway Coast; Durham Castle and Cathedral; Ironbridge Gorge; Studley Royal Park including the Ruins of Fountains Abbey; Stonehenge, Avebury and Associated Sites; and the Castles and Town Walls of King Edward in Gwynedd in 1986. The latest site to be inscribed was the Lake District in England in July 2017.

paragraph_text: The National Park was inscribed a World Heritage Site by UNESCO in 1988. The latter was expanded and renamed to Nanda Devi and Valley of Flowers National Parks in 2005.

paragraph_text: Casa Cogollo is a small palazzo in Vicenza built in 1559 and attributed to architect Andrea Palladio. Since 1994 it has formed part of the UNESCO World Heritage Site "City of Vicenza and the Palladian Villas of the Veneto".

paragraph_text: The Devil Is an Ass is a Jacobean comedy by Ben Jonson, first performed in 1616 and first published in 1631.

paragraph_text: Palazzo Valmarana is a palace in Vicenza. It was built by architect Andrea Palladio in 1565 for the noblewoman Isabella Nogarola Valmarana. Since 1994 it is part of the City of Vicenza and the 23 palladian buildings forming the World Heritage Site of the Unesco.

paragraph_text: Machu Picchu was declared a Peruvian Historic Sanctuary in 1981 and a UNESCO World Heritage Site in 1983. In 2007, Machu Picchu was voted one of the New Seven Wonders of the World in a worldwide Internet poll.

paragraph_text: The Saschiz fortified church (; ) is a Lutheran fortified church in Saschiz ("Keisd"), Mureș County, in the Transylvania region of Romania. It was built by the ethnic German Transylvanian Saxon community at a time when the area belonged to the Kingdom of Hungary. Initially Roman Catholic, it became Lutheran following the Reformation. Together with the surrounding village, the church forms part of the villages with fortified churches in Transylvania UNESCO World Heritage Site.

paragraph_text: Somapura Mahavihara (Bengali: সোমপুর মহাবিহার Shompur Môhabihar) in Paharpur, Badalgachhi Upazila, Naogaon District, Bangladesh is among the best known Buddhist viharas in the Indian Subcontinent and is one of the most important archaeological sites in the country. It was designated as a UNESCO World Heritage Site in 1985. It dates from a similar time period to the nearby Halud Vihara and to the Sitakot Vihara in Nawabganj Upazila of Dinajpur District.

paragraph_text: In 1983 the historic old town in the centre of Bern became a UNESCO World Heritage Site. Bern is ranked among the world’s top ten cities for the best quality of life (2010).

paragraph_text: English Heritage is a governmental body with a broad remit of managing the historic sites, artefacts and environments of England. It is currently sponsored by the Department for Culture, Media and Sport. The charity National Trust for Places of Historic Interest or Natural Beauty holds a contrasting role. 17 of the 25 United Kingdom UNESCO World Heritage Sites fall within England. Some of the best-known of these are: Hadrian's Wall, Stonehenge, Avebury and Associated Sites, Tower of London, Jurassic Coast, Saltaire, Ironbridge Gorge, Studley Royal Park and various others.There are many museums in England, but perhaps the most notable is London's British Museum. Its collection of more than seven million objects is one of the largest and most comprehensive in the world, sourced from every continent, illustrating and documenting the story of human culture from its beginning to the present. The British Library in London is the national library and is one of the world's largest research libraries, holding over 150 million items in all known languages and formats; including around 25 million books. The most senior art gallery is the National Gallery in Trafalgar Square, which houses a collection of over 2,300 paintings dating from the mid-13th century to 1900. The Tate galleries house the national collections of British and international modern art; they also host the famously controversial Turner Prize.

Question: How many UK UNESCO World Heritage sites are in the country of citizenship of the author of The Devil is an Ass?
Answer: 17