Kluuvi is the commercial centre of Helsinki, Finland, and a neighbourhood in the Vironniemi district of Helsinki. The Helsinki Central railway station, Hotel Kämp and Hotel Arthur, the Helsinki main post office, the Stockmann and Sokos department stores, the Kluuvi shopping centre and the main offices of Finnish banks are located in Kluuvi. Kluuvi includes the central campus of the University of Helsinki, the Ateneum art museum, and the movie theatres Maxim, Kinopalatsi and Bristol. The northeastern part of Kluuvi, which includes the Kaisaniemi park, is commonly called Kaisaniemi, but it is not the official name of any neighbourhood in Helsinki.

Helsinki is the capital and most populous city in Finland. It is located on the shore of the Gulf of Finland and serves as the seat of the Uusimaa region in southern Finland. Approximately 675,000 people live in the municipality, with 1.25 million in the capital region, and 1.58 million in the metropolitan area. As the most populous urban area in Finland, it is the country's most significant centre for politics, education, finance, culture, and research. Helsinki is situated 80 kilometres (50 mi) to the north of Tallinn, Estonia, 360 kilometres (220 mi) to the north of Riga, Latvia, 400 kilometres (250 mi) to the east of Stockholm, Sweden, and 300 kilometres (190 mi) to the west of Saint Petersburg, Russia. Helsinki has significant historical connections with these four cities.