The Sibelius Monument is dedicated to the Finnish composer Jean Sibelius (1865–1957). The monument is located at the Sibelius Park in Helsinki. It was designed by Eila Hiltunen and unveiled on September 7, 1967. It consists of series of more than 600 hollow steel pipes welded together in a wave-like pattern. The purpose of the artist was to capture the essence of the music of Sibelius. The monument weighs 24 tons and measures 8.5 × 10.5 × 6.5 meters.