24 June , 2025
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Stockholm

The Kastellholmen Shipwreck
– Maritime Mystery in Central Stockholm

HomeNeighborhoods & AreasCity & NorrmalmThe Kastellholmen Wreck: A hidden maritime treasure
💡 Summary
Discover the intriguing Kastellholmen wreck, a 17th-century shipwreck off Stockholm's Kastellholmen island. Believed to be the Grå Ulven, this site offers a unique glimpse into Sweden's maritime history. Visit during low tide for the best views and explore the area's rich past.

The Kastellholmen wreck: A hidden maritime treasure

A fascinating historical site, the “Örlogsfartyget vid Kastellholmen,” or the Kastellholmen wreck, is situated off the coast of Stockholm’s Kastellholmen island. During low tide, when its remnants are easily observable from land, this 17th-century shipwreck has emerged as a hidden treasure for both tourists and history buffs.

A glimpse into history

It is believed that the wreck is that of the Danish warship Grå Ulven (Gray Wolf), captured by Sweden in 1659, which sank in 1670 and remained hidden under the sea. Although there had been long-standing rumors of a sunken ship, it was this important discovery that turned up not one but several shipwrecks in the area, totaling seven that date from the early 1600s to the late 1800s.

Historically, Kastellholmen functioned as a naval headquarters, with frequent naval operations in the region. The discovery of these wrecks illuminates Sweden’s maritime past and its conflicts with Denmark during that period. Additionally, people may have intentionally sunk some ships to reinforce a bridge between Skeppsholmen and Kastellholmen.

Visiting the Kastellholmen wreck

Visitors at Kastellholmen can enjoy a picturesque stroll along the waterfront as they search for the shipwreck. For those fortunate enough to get a glimpse, the remains become visible during low tide, providing an exciting opportunity. Even satellite photos reveal the ship’s contours, which increases the curiosity of those who want to conduct more research.

Although it is not nearly as impressive as the well-known Vasa shipwreck, which was lifted from Stockholm’s harbor and is currently in a museum, Grå Ulven is a moving reminder of Sweden’s maritime history.

Finding your way to Kastellholmen

It is easy to get to Kastellholmen from central Stockholm. Take a leisurely walk from Skeppsholmen or board a public boat from Djurgården or Gamla Stan. The island itself has lovely views and quaint locations that are ideal for picnics or just taking in the surroundings.

Conclusion

In the center of Stockholm, visitors can explore the Kastellholmen wreck, which offers a unique glimpse into Sweden’s naval past. Whether you are interested in history or just want to explore, visit this shipwreck, especially at low tide.

Attraction Info

English The Kastellholmen Shipwreck

Swedish Kastellholmens skeppsvrak

Address
📍Kastellholmen
🗺️Stockholm
Getting there
🚇T-Kungsträdgården + 15 min walk
🚌City buses to Skeppsholmen bridge
🚶‍♂️Scenic walk across the Skeppsholmsbron to Kastellholmen
🚗Accessible via city ferries from Slussen or Djurgården
🅿️Limited parking on Skeppsholmen—walking recommended
Other Info
ℹ️Partially sunken vessel off Kastellholmen adds a maritime mystery to the historic harbor scenery.

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