These swords were found in the north of Russia by treasure hunters. These swords belonged to Vikings, each such sword is a huge value for historians, every European museum wants to receive such an exhibit. All the swords were lying on the river bank in one place, it is not clear what caused the Vikings to throw their weapons and flee. But the fact that the weapon was thrown in the parking lot does not cause doubt. Each such sword can cost from 2000 to 10,000 dollars.
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From @vispasian