The Åland Islands are one of the most unusual corners of Europe: an archipelago of more than 6,700 islands and islets in the middle of the Baltic Sea, between Finland and Sweden, that is both part of Finland and a world of its own. Autonomous, Swedish-speaking, demilitarised and with their own parliament, flag and even internet domain, the Åland Islands have their own identity, shaped by centuries of maritime history, disputes between powers and an intense relationship with the sea that surrounds them on all sides.
For travellers, Åland means calm, nature and seafaring life. It's a paradise to explore by bike, hopping from island to island thanks to a ferry network that links the archipelago; to sail, fish and swim in summer; and to discover a unique heritage: the great museum sailing ship Pommern in Mariehamn, the medieval Kastelholm Castle, the ruins of Bomarsund fortress and dozens of fishing villages, lighthouses and medieval churches scattered across the islands.
This guide covers Åland with a practical eye: how to get there (mainly by ferry), what to see in Mariehamn and around the archipelago, how to get around by bike and ferry, when to go (summer is key) and how to make the most of this very special destination. An ideal place for anyone looking to switch off, cycle by the sea, breathe Nordic air and discover one of the most curious autonomous regions in the world, halfway between Finland and Sweden.
The Åland Islands, inhabited since prehistoric times, were for centuries part of the Kingdom of Sweden, with a Swedish-speaking population devoted to the sea, fishing and trade. In 1809, together with the rest of Finland, they passed to the Russian Empire, which fortified the archipelago (Bomarsund fortress, destroyed in the Crimean War in 1854) and then demilitarised it by treaty. After Finland's independence in 1917, the Ålanders, Swedish in language and culture, wanted to join Sweden, sparking a dispute that the League of Nations settled in 1921: Åland would remain under Finnish sovereignty, but with very broad autonomy, guarantees for its Swedish language and culture, and a demilitarised, neutral status. That unique status, strengthened over the years, still defines the islands today. The full story is on our history page.
Read the full history ↓No exact prices: a scale from $ (budget) to $$$$$ (luxury), with 2-3 options per category.
Origins, formation and what the sources say.
The Åland Islands quite literally rose out of the sea. After the last Ice Age, the land in this part of the Baltic, freed from the weight of the ice, began to rise in a process that continues today (isostatic rebound), so the archipelago is still slowly growing year after year. The first settlers arrived on these newborn islands thousands of years ago: hunters, fishers and farmers who lived off a generous sea and the fertile land of the larger islands. Åland has been inhabited since prehistoric times, and those early eras have left burial mounds, remains of settlements and a dense trace of ancient human presence for such a small territory.
During the Middle Ages, Åland became firmly part of the kingdom of Sweden, and it would stay that way for centuries. Its people spoke Swedish, as they still do today, and life revolved around the sea: fishing, sailing, trade and transport. The archipelago's strategic position, halfway between the coasts of present-day Sweden and present-day Finland (then also Swedish), made it a key stopping point on the Baltic sea routes and for the mail service between the two shores.
That strategic value explains why Kastelholm Castle was built in the 14th century. This great medieval fortress of Åland was the centre of Swedish power on the islands and the residence of its governors. Farms, fishing villages and medieval stone churches spread across the larger islands, and some of those churches still stand. Throughout this long Swedish era, Åland's deep-rooted identity took shape: a seafaring, Swedish-speaking community turned entirely towards the sea around it. That identity would be the key to everything that came after.
Åland's fate changed abruptly at the start of the 19th century. In 1808-1809, after the war between Sweden and Russia, Sweden lost Finland, and the Åland Islands with it, to the Russian Empire. Finland became an autonomous Grand Duchy under the tsar, and Åland became the westernmost point of that vast empire: a Russian outpost in the middle of the Baltic, dangerously close to Stockholm, the Swedish capital. Because of that position, Russia looked at the archipelago with military eyes.
To control the Baltic and guard the approach to Saint Petersburg, Russia decided to fortify Åland. From the 1830s it began building a colossal fortress at Bomarsund, in the municipality of Sund, meant to be one of the largest in the Baltic. Work went slowly and the fortress was never finished. In 1854, during the Crimean War, which pitted Russia against a coalition of powers that included Britain and France, an Anglo-French fleet attacked Bomarsund, captured it and, after the battle, demolished the fortress so it could not be used again. Its stone and brick ruins, still marked by the bombardment, remain there today as a reminder of that episode.
The outcome of that war was decisive and still applies today. The 1856 Treaty of Paris established the demilitarisation of Åland, which means no fortifications or military forces may be placed on the archipelago. The condition was meant to reassure Sweden and the Western powers that the islands would not be used for military purposes, and it became one of Åland's lasting hallmarks: a neutral territory with no army. Later international treaties strengthened and confirmed this status in the decades that followed, and it remains in force in the 21st century.
Through the 19th and early 20th centuries, Åland went through an extraordinary golden age at sea that put the small archipelago on the world's naval map. The Ålanders were sailors by tradition and by necessity, and they built up a strong culture of merchant shipping: they built, owned and crewed sailing ships that traded all over the Baltic and beyond. In 1861 Mariehamn was founded as the islands' port and capital, named after the Russian empress Maria Alexandrovna, and the town grew on the back of maritime trade.
The most remarkable chapter came with a legendary shipowner: Gustaf Erikson (1872-1947), an Åland captain and shipowner who did exactly the opposite of everyone else when the rest of the world was abandoning sail for steam and motor ships. Erikson bought large steel-hulled sailing ships second-hand, very cheaply because nobody wanted them any more, and set them to compete commercially with steamships on long-distance routes, above all carrying grain from Australia to Europe. His ships took part in the legendary 'grain races', in which these giants of sail crossed half the globe and rounded Cape Horn on voyages that lasted months.
It was the last great flourish of the age of sail, and Åland was its capital. In its day, Erikson's fleet together with the other Åland shipowners made up one of the largest fleets of big merchant sailing ships in the world. One of those ships, the Pommern, a four-masted barque built in Glasgow in 1903, is preserved intact today as a museum ship in Mariehamn, a symbol of that epic era. This seafaring heritage of captains, sailors, shipowners and whole families tied to the sea is the heart of Åland's identity, and it explains why the sea is present in everything here: in the museums, the surnames, the islands' memory and their pride.
The episode that shaped Åland's current political status came after the First World War, and it is one of the most frequently cited cases in the history of international diplomacy. When the Russian Empire collapsed in 1917 and Finland declared independence, the people of Åland saw an opportunity. They were Swedish in language and culture and felt Swedish, not Finnish. Amid the uncertainty, a very large majority of Ålanders signed petitions and campaigned to reunite with Sweden, their former mother country, with which they shared a language and an identity.
Finland, however, flatly refused to give up the archipelago, which it considered an inalienable part of its territory and vital to its security. Sweden backed the Ålanders' aspirations. The dispute, known as the 'Åland crisis', threatened to set two Nordic countries against each other just as they were emerging from the upheaval of war and revolution. The matter was taken to the newly created League of Nations (the forerunner of the UN), which was asked to settle the conflict.
In 1921 the League of Nations issued its decision, a skilful compromise that is regarded as an early success for multilateral diplomacy. Åland would remain under Finnish sovereignty, but with very broad autonomy and a set of guarantees to protect its Swedish character: Swedish as the only official language, safeguards for its culture and customs, and rules on land ownership (to prevent large numbers of Finnish speakers from settling there), along with confirmation of its demilitarised and neutral status. The Ålanders did not get to join Sweden, but they did win an exceptional degree of self-government that preserved their identity. Far from leaving lasting resentment, the agreement laid the foundations for stable coexistence and for a model of autonomy that is still studied today and cited as an example of peaceful conflict resolution.
Today's Åland is one of the most unusual and successful autonomous regions in the world. It has around 30,000 inhabitants and is an autonomous region of Finland with very broad self-government. It has its own parliament (the Lagting) and government, powers over many areas, and its own flag, postage stamps and even internet domain (.ax). Swedish is still its only official language, and the archipelago keeps its demilitarised and neutral status, guaranteed by international treaties. When Finland joined the European Union, Åland negotiated special terms to protect its identity. In many ways, it is a miniature country inside another country.
Åland's economy is still closely tied to the sea. Shipping and the big ferries that run between Finland and Sweden (many of them registered and based in Åland) are a cornerstone of the economy. Alongside them come tourism, fishing, high-quality farming (known for its apples and cider, its cheeses and its sweet black bread, svartbröd) and some services. The archipelago enjoys a high standard of living and an enviable quality of life, surrounded by sea, nature and peace.
For travellers, Åland offers exactly that: calm, the sea and a fascinating identity. It's a slow-travel destination where you can cycle from island to island using the ferries, swim in quiet coves, explore medieval castles and fortress ruins, discover the extraordinary story of the great sailing ships, and enjoy the local produce. It sits halfway between Finland and Sweden and is different from both. This former disputed crossroads of the Baltic has turned that position into an identity of its own, peaceful and proud. Visiting Åland means discovering how a small Swedish-speaking archipelago, through history and diplomacy, became the master of its own destiny.
