Imatrankoski is the most famous attraction in Imatra, which has been admired for centuries. At the turn of the century, Imatrankoski was Finland's most popular tourist attraction, and the unique, castle-like hotel Imatran Valtionhotelli was built on the shore of the rapid. Imatrankoski is permanently lit, so you can admire it all year round. Information about the Rapids Shows is updated on Imatrankoski's website.