Question: How many UNESCO World Heritage sites in the UK are in the country of citizenship of The Alchemist's author?

The speeches were performed on 6 January 1610 in conjunction with the ceremony known as Prince Henry's Barriers. 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. <SEP> The Alchemist is a comedy by English playwright Ben Jonson. First performed in 1610 by the King's Men, it is generally considered Jonson's best and most characteristic comedy; Samuel Taylor Coleridge considered it had one of the three most perfect plots in literature. The play's clever fulfilment of the classical unities and vivid depiction of human folly have made it one of the few Renaissance plays (except the works of Shakespeare) with a continuing life on stage (except for a period of neglect during the Victorian era). <SEP> English Heritage is a governmental body with a broad remit of managing the historic sites, artefacts and environments of England. 17 of the 25 United Kingdom UNESCO World Heritage Sites fall within 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. 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. <SEP> 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. <SEP> 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.