The Finnish Heritage Board has proposed that Suomenlinna be protected under the Finnish Act on the Protection of Built Heritage. The proposal and the associated maps describe Suomenlinna’s authenticity and structures that the Finnish Heritage Board desires to protect.

Open by clicking the picture

 

 

 

Construction phases of Suomenlinna

Karttapohja eri värikoodein. Suomenlinnan linnoitukset, vallit ja rakennukset muodostavat useita ajallisia kerrostumia.