Tallinn (Estonia)
Different country in 2 hours — medieval old town, much cheaper food + drink
Helsinki's day trips include Tallinn (Estonia, 2 hours by ferry), Suomenlinna fortress island, and Porvoo.
Different country in 2 hours — medieval old town, much cheaper food + drink
UNESCO sea fortress on six linked islands — picnic + walking, free entry
Finland's second-oldest town — red wooden warehouses on the river
Forests, lakes, picnic with flying squirrels
Art Nouveau house designed by the Saarinen architects