![Scenic summer aerial view of Suomenlinna (Sveaborg) sea fortress in Helsinki, Finland Stock Photo - Alamy Scenic summer aerial view of Suomenlinna (Sveaborg) sea fortress in Helsinki, Finland Stock Photo - Alamy](https://l450v.alamy.com/450v/r700k5/scenic-summer-aerial-view-of-suomenlinna-r700k5.jpg)
Scenic summer aerial view of Suomenlinna (Sveaborg) sea fortress in Helsinki, Finland Stock Photo - Alamy
![Scenic summer aerial view of Suomenlinna (Sveaborg) sea fortress in Helsinki, Finland Stock Photo - Alamy Scenic summer aerial view of Suomenlinna (Sveaborg) sea fortress in Helsinki, Finland Stock Photo - Alamy](https://c8.alamy.com/comp/R0NDWH/scenic-summer-aerial-view-of-suomenlinna-sveaborg-sea-fortress-in-helsinki-finland-R0NDWH.jpg)
Scenic summer aerial view of Suomenlinna (Sveaborg) sea fortress in Helsinki, Finland Stock Photo - Alamy
![Scenic summer aerial view of Suomenlinna (Sveaborg) sea fortress in Helsinki, Finland Stock Photo - Alamy Scenic summer aerial view of Suomenlinna (Sveaborg) sea fortress in Helsinki, Finland Stock Photo - Alamy](https://c8.alamy.com/comp/2F5RHXN/aerial-view-of-the-famous-helsinki-suomenlinna-fortress-from-the-ocean-2F5RHXN.jpg)
Scenic summer aerial view of Suomenlinna (Sveaborg) sea fortress in Helsinki, Finland Stock Photo - Alamy
![Scenic summer aerial view of Suomenlinna (Sveaborg) sea fortress in Helsinki, Finland Stock Photo - Alamy Scenic summer aerial view of Suomenlinna (Sveaborg) sea fortress in Helsinki, Finland Stock Photo - Alamy](https://c8.alamy.com/comp/R4A7C5/scenic-summer-aerial-view-of-suomenlinna-sveaborg-sea-fortress-in-helsinki-finland-R4A7C5.jpg)