Writing exercise, any help

Venice is very famous about weird story about ghosts that wander through the calles, haunted houses and islands where years ago there were asylums that now are infested. In the castle of a small town near venice, there is a legend that has been passed down orally for years. It's a town scattered among the hills, many woods surround it, and people say that in the woods there are many caves where live elves, fairies and witches. But the story more disturbing, is about the castle: the legend of "Bianca di Collalto". Years ago, the count of Collalto married, has fallen in love with a servant, a beautiful girl. When the wife of him learned that he betrayed her, she did close the young girl into a room and has made bricked up all the contacts with the outside. The girl remained chained inside it. Nowadays people says that, at night, you can hear a female crying and see a girl dressed in white who wanders the streets around the castle.