Attend  the National Geographic touring exhibition Planet or Plastic? and talk about amazing local initiatives to save the Baltic Sea. Join the magnet fishers and help clean Djurgårdsbrunnsviken from metal debris. Along Djurgårdsbrunnsviken, you can go on a treasure hunt and answer questions about music and the sea. Tickets are available at the Maritime Museum (Sjöhistoriska Museet) from mid June.

If you have a ticket to the concert Vår hjälte jorden in Berwaldhallen, you are offered a 50% discount on the entrance price. The screenings take place at 10.30, 12.00 and 14.30 and lasts about 30 minutes. Magnet fishing starts at 11.00, 12.00, 14.00 and 15.00. The exhibition and magnet fishing have a limited number of places and are included in the entrance price. Separate tickets for the exhibition and magnetic fishing can be collected at the museum’s entrance. The museum’s creative workshop is also open. For more information about times for the creative workshop visit sjohistoriska.se

Free entry for children up to 18 years of age.