Wikipedia
Ankkarock
Ankkarock was a Finnish rock and metal festival held annually in Korso, Vantaa, in the Greater Helsinki area. It literally translates into Duckrock. The first Ankkarock was held in 1987; the festival was free of charge until 1998.
In 2006 the two-day event attracted approximately 40,000 visitors. The 2007 festival took place on 4 August and 5 August.