St. Mary’s Cathedral | Oldest Dome Church in Tallinn

St. Mary’s Cathedral, Tallinn (Estonian: Toomkirik, also known as Dome Church) is a cathedral church located on Toompea Hill in Tallinn, Estonia. Originally established by Danes in the 13th century, it is the oldest church in Tallinn and mainland Estonia. It is also the only building in Toompea which survived a 17th-century fire. Originally a Roman Catholic cathedral, it became Lutheran in 1561 and now belongs to the Estonian Evangelical Lutheran Church. It is the seat of the Archbishop of Tallinn, the spi