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A recent DNA analysis shows that a skeleton found in a famous Viking grace belonged to a female warrior.
The site of Birka, a Viking-era city whose remains lie about 20 miles east of Stockholm, has long been a treasure trove for scholars and archaeologists. Buried here are more than 3,000 Viking graves, all under what was once a central outpost in a complex trading network built during the Early Middle Ages. In the 10th century, for reasons researchers don't fully understand, it was abandoned