Nidaros Cathedral (Norwegian: Nidarosdomen / Nidaros Domkirke) is a cathedral of the Church of Norway located in the city of Trondheim in Trøndelag county. It is built over the burial site of King Olav II (c. 995–1030, reigned 1015–1028), who became the patron saint of the nation, and is the traditional location for the consecration of new kings of Norway. It was built over a 230-year period, from 1070 to 1300 when it was substantially completed. However additional work, additions and renovations have continued intermittently since then; the most recent changes were completed in 2001. Nidaros was designated as the cathedral for the Diocese of Nidaros in 1152. After experiencing the turmoil and controversies of the Protestant Reformation of the 16th century, it was taken from the Catholic C