<Tr> <Th> Website </Th> <Td> www.hbo.com/game-of-thrones </Td> </Tr> <Tr> <Th> Production website </Th> <Td> www.makinggameofthrones.com </Td> </Tr> <P> Game of Thrones is an American fantasy drama television series created by David Benioff and D.B. Weiss . It is an adaptation of A Song of Ice and Fire, George R.R. Martin's series of fantasy novels, the first of which is A Game of Thrones . It is filmed in Belfast and elsewhere in the United Kingdom, Canada, Croatia, Iceland, Malta, Morocco, Spain, and the United States . The series premiered on HBO in the United States on April 17, 2011, and its seventh season ended on August 27, 2017 . The series will conclude with its eighth season in 2018 or 2019 . </P> <P> Set on the fictional continents of Westeros and Essos, Game of Thrones has several plot lines and a large ensemble cast but centers on three primary story arcs . The first story arc centers on the Iron Throne of the Seven Kingdoms and follows a web of alliances and conflicts among the dynastic noble families either vying to claim the throne or fighting for independence from the throne . The second story arc focuses on the last descendant of the realm's deposed ruling dynasty, exiled and plotting a return to the throne . The third story arc centers on the longstanding brotherhood charged with defending the realm against the ancient threats of the fierce peoples and legendary creatures that lie far north, and an impending winter that threatens the realm . </P>

When did the series game of thrones start