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1.Seville
Yes
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No
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The raid took place in 844, when the city was called Išbīliya and was part of the Emirate of Córdoba. The Muslim forces defeated the Vikings and the coastal defences were improved, which discouraged further raids.
2.Cork
Yes
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No
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Vikings established the trading community that was the precursor of modern Cork in the 10th century.
3.Pisa
Yes
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No
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4.Canterbury
Yes
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No
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The city was besieged raided in September 1011 by a Viking army led by Thorkell the Tall. During the siege, they kidnapped the Archbishop of Canterbury, Ælfheah.
5.Cologne
Yes
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No
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Vikings burnt the city to the ground in 881 or 882.
6.Bordeaux
Yes
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No
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Bordeaux was raided by Vikings in the autumn of 845.
7.Volgograd
Yes
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No
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Volgograd was founded in 1589.
8.Rouen
Yes
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No
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Rouen was besieged by Vikings in 841.
9.Tangier
Yes
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No
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There were Viking raids at other locations in North Africa, however.
10.Maastricht
Yes
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No
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It was raided in 881.
11.Valencia
Yes
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No
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12.Glasgow
Yes
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No
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13.Helsinki
Yes
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No
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The city was established as a trading town by Gustav I of Sweden in 1550.
14.Norwich
Yes
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No
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It was raided and burnt by Sweyn Forkbeard in 1004.