The group Cycling in Stockholm just published the event
"Weekend trip to Åland (cycling and camping)"
"Mats and I would like to invite you to join a trip to the Åland islands during the last weekend in July. From Friday the 25th to Sunday the 27th. We’ll catch Viking Grace at 7:45 from Stockholm and arrive 5,5 hours later in Mariehamn, the only town on Åland. 48 hours after arrival, at 14:25 on Sunday, we will board Viking Glory in Mariehamn and arrive back in Stockholm at 18:55..."
Please join that group to see more info and to sign up...
Checkout this Meetup with Cycling in Stockholm: https://meetu.ps/e/Pf6pS/MyTHF/i