"The Middle Ages come to life in this latest installment in the hit Weird But True Know-It-All series, featuring stories of legendary rulers, epic castles, menacing weaponry, and more!Vikings are known for being fierce warriors. But did you know that they used tug-of-war to train for battle-and that the losing team got pulled into a pit of fire? Europe was ravaged by the plague during the Middle Ages. But did you know that one proposed cure from Medieval...