Maritime Helsinki Day: 50% off day trip fees and overnight charges at Vallisaari Guest Harbour

As a special offer for Maritime Helsinki Day, you get a 50% discount on day trip fees and overnight charges at Vallisaari Guest Harbour in the webshop with the code MERELLINENHELSINKI50 (normal prices €10/day fee and €25/overnight charge).

The offer is only valid on 12 June in the webshop at https://vallisaari.fi/en_US//guest-harbour