Helsinki Cathedral (in Finnish Helsingin tuomiokirkko or Suurkirkko, in Swedish Helsingfors domkyrka or Storkyrkan) is an Evangelical Lutheran cathedral of the Diocese of Helsinki, located in the centre of Helsinki, Finland. The church was built as a tribute to the Grand Duke, Nicholas I, the Tsar of Russia and until the independence of Finland in 1917, it was called St. Nicholas' Church.
