Blå Jungfrun, or Blåkulla, is a Swedish island in the Baltic Sea. More precisely, it is situated in Kalmar Strait, between the provinces Smalandia and Oelandia. Administratively, it belongs to the municipality Oskarshamn. It is uninhabited and has an area of only about 0,7 km², though it raises 86 metres above the sea level. Since 1926, it is one of the national parks of Sweden. The Baltic Sea is located in Northern Europe, bounded by the Scandinavian Peninsula, the mainland of Eastern Europe and Central Europe, and the Danish islands. ... The Kalmar Strait is a strait in the Baltic Sea, located between the Swedish island of Öland and the Smalandia area of the Swedish mainland. ... Smalandia (Småland, literally Small Country) is a historical Province (landskap) in southern Sweden. ... Oelandia (Öland) is a historical Province (landskap) of Sweden. ... The national parks of Sweden are managed by the Swedish National Environmental Protection Agency, or Naturvårdsverket. ...

The island consists partly of bare rock, partly of dense hardwood forest. The black guillemot is a characteristic bird. There are several caves and an ancient stone labyrinth. Binomial name Cepphus grylle Linnaeus, 1758 The Black Guillemot or Tystie, Cepphus grylle, is a medium-sized alcid at 32-38 cm in length, and with a 49-58 cm wingspan. ... Classical labyrinth Another labyrinth Walking the famous labyrinth within the Chartres Cathedral. ...

The island plays an important role in Swedish folklore, where it is viewed as an evil and magical place. The name Blå Jungfrun (Blue Virgin) was originally used by sailors to avoid provoking the evil spirits who dwelled on the island. According to a widespread belief, related already by Olaus Magnus in 1555, witches meet there each Maundy Thursday. Carolus Linnaeus, who visited the island in 1741, was sceptical: For the Nelly Furtado album, see Folklore (album). ... Olaus Magnus, or Magni (Magnus, i. ... This article is part of the Witchcraft series. ... In the Christian calendar, Maundy Thursday is the Thursday before Easter. ... A painting of Carolus Linnaeus Carl Linnaeus, also known after his ennoblement as Carl von Linné  listen, and who wrote under the Latinized name Carolus Linnaeus (May 23, 1707 – January 10, 1778), was a Swedish botanist who laid the foundations for the modern scheme of taxonomy. ...

... women and fairy-tales ... generally say that all witches will go here (truly a rather difficult journey) each Maundy Thursday; but those who have visited the place once are not likely to return, and should find out the reason for the fable: If any place in the world looks hideous, this is surely one of the most cruel...

According to a still living tradition, anyone who removes a stone from the island will suffer from bad luck until it is returned. This article is about good and bad fortune. ...

In summer, the island can be visited by tour boats from Oskarshamn.