[@LadyRunic] 
City Knowledge (the Port) - The knowledge of where to find various shops and other locations at the Port without great trouble.
City Knowledge (the Castle) - The knowledge of where to find various shops and other locations in the Castle without great trouble.
Castle Legends - The knowledge of the (mostly) oral legends and tales of the Castle, including the near drowning of Princess Esmerelda, the haunting of Snake Slipway, and much more.