Welcome to Suomenlinna to walk the Lighthouse Keeper’s Route from 28 November 2025 to 29 January 2026! On this self-guided route, you’ll navigate with a map to windows twinkling in the …

Suomenlinna (Finnish: [ˈsuo̯menˌlinːɑ]), or Sveaborg (Swedish: [ˈsvɛːɑˈborj]), is a sea fortress composed of eight islands, of which six have been fortified.

Suomenlinna Sea Fortress is a Unesco World Heritage Site located on the coast of Helsinki. Built over a period of three centuries, Suomenlinna is nowadays a unique residential district of …

Dec 10, 2025 · Strategically positioned between the two and directly in front of Helsinki, Suomenlinna was a key part of Finland’s independence being viable, rather than having it be …

Suomenlinna is a historic sea fortress situated just off the coast of Helsinki. It’s one of the city’s most popular attractions and is easily accessible by a short ferry ride from the heart of the capital.

On this page you will find quick links to Suomenlinna's services, attractions and other useful information that will help you when exploring the World Heritage Site.

Tucked away in the Baltic Sea, off the coast of Helsinki, Finland lies a marvel of 18th-century engineering and military strategy – Suomenlinna, a marine fortress built on an archipelago of …

Aug 27, 2025 · What is Suomenlinna? Suomenlinna is an 18th-century sea fortress built across six linked islands, just off the coast of Helsinki. Originally constructed by the Swedes in 1748 …

Oct 14, 2025 · Construction of the impressive Suomenlinna fortress (previously known as Sveaborg) began in 1748 under the Kingdom of Sweden to defend against Russia. Comprising …

A free Suomenlinna map available in nine languages (Finnish, Swedish, English, Russian, German, French, Spanish, Japanese and Chinese) can be picked up from the ferry waiting …