Story of Excalibur

Everyone has heard of the Arthurian legend. We know this historic tale from books and movies: as a youth, Arthur Pendragon pulls the mysterious Excalibur from the stone and becomes king. Through trials and tribulations, Arthur is mortally wounded in his battle against evil.Then the Lady of the Lake receives Excalibur before King Arthur goes to Avalon. But where does the story of Excalibur truly be...