An astonishing medieval sword, unearthed from a riverbed in the Netherlands, is now capturing the imagination of archaeologists and museum goers alike. Dubbed the ‘Sword of Linschoten’, this nearly 1,000-year-old weapon is a superbly preserved piece of military craftsmanship, and bears some wonderful medieval symbolism - featuring sacred motifs that reflect the spiritual and cultural thinking of its time.
Discovery in the Clay
On March 1, 2024, workers dredging the Korte Linschoten River, just west of Utrecht, happened upon an object protruding from a lump of clay. What appeared to be an iron shard turned out to be an entire medieval sword, one meter long, with a wide cross guard and a Brazil nut-shaped pommel typical of the 11th and 12th centuries. Archaeologists date the find between 1050 and 1150 AD, when the Bishopric of Utrecht was a major power and the feudal territories of Holland and Flanders were on the rise.
According to a Rijksmuseum statement, the sword "was forged between approximately 1050 and 1150, probably in this region," and was preserved "exceptionally well" thanks to the anaerobic (oxygen-poor) clay, which prevented corrosion for nearly a millennium.
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The complete sword, at 1 meter in length. (Ruben de Heer/RMO)
A Sacred Blade
The blade is double-edged and weighs approximately 900 grams (2lbs), but its most remarkable features are the symbols inlaid in copper alloy wire on both sides. One side bears the sun wheel (or sonnenrad), a sacred Christian symbol featuring a cross inside a circle, commonly used during the Middle Ages in church consecrations, especially in areas being newly converted to Christianity, explains La Brújula Verde.
The Christian sun wheel symbol on one side of the blade. (Ruben de Heer/RMO)
The other side presents a rarer and more ancient motif: the endless knot, made of five interlocking squares within a circle. According to experts, this emblem, prevalent in Viking and early Germanic cultures, represents eternal loyalty, protection, and unbreakable strength, notes Arkeonews. Its appearance on a Christian-era sword suggests a powerful fusion of pagan and Christian worldviews, characteristic of frontier regions during the High Middle Ages.
"This isn't just a weapon, it's a message in iron, preserved by the earth for nearly a millennium," a Montfoort City Council spokesperson said in 2024.
The endless knot symbol on the other side of the blade. (Ruben de Heer/RMO)
No Scabbard
The sword shows no signs of having been stored in a scabbard. Combined with its pristine state and symbolic detail, archaeologists theorize it was intentionally deposited in the river as a ritual offering, perhaps to sanctify the land or honor a fallen warrior.
When the sword entered the water, the region was still marshland in early stages of drainage and colonization, with no castle or manor house yet established at Linschoten, reported La Brújula Verde.
Such ritualistic deposition was common in the medieval world, where weapons often served not just martial, but ceremonial and spiritual functions. Whether buried with warriors or offered to deities, swords like this carried profound symbolic value.
From Marsh to Museum
In May 2025, the municipality of Montfoort and the Linschoten Estate donated the sword to the Rijksmuseum van Oudheden (National Museum of Antiquities) in Leiden, where it is now on public display. Visitors can view it through August 2025 in the Acquisitions showcase, located in the Temple Hall behind the Egyptian temple-a freely accessible area of the museum.
Before going on display, the artifact underwent ten weeks of conservation treatment, including a salt extraction bath and tannin stabilization, to ensure its preservation after exposure to air.
"Its refined craftsmanship and symbolic depth make it not only a historical relic, but also a work of art that reflects the cultural complexity of early medieval Europe," noted a Montfoort spokesperson according to Arkeonews.
Top image: Medieval sword from Linschoten, with knot symbol engraved on the blade. Source: Ruben de Heer / Landgoed Linschoten/ RMO
By Gary Manners
