120. Vikings Besiege Paris, Paris, France 845 and 885-886

To be fair, the Vikings attacked Paris several times, but it's the major sieges that get remembered -- the one in 845, when they invaded Paris on Easter Sunday, got bought off with a fairly large ransom, and then the one that started in 885 and ended in 886, after nearly a year of a siege wherein the Vikings, branching out from their usual plundering, used catapults and battering rams and other…