https://old.reddit.com/r/Finland/comments/1c7qa90/hi_guys_im_new_to_finland_and_came_across_this/
di Such_Self5808
https://old.reddit.com/r/Finland/comments/1c7qa90/hi_guys_im_new_to_finland_and_came_across_this/
di Such_Self5808
1 commento
Google is the answer: https://cruisingnight.fi/index.php?option=com_content&view=article&id=9:helsinki-cruising&catid=15&Itemid=206
Every first Friday of month. Probably summertime only.