How do you unlock the third keyhole in hollow bastion in kingdom hearts 2?

Can you cook in the same oven while on a gluten free diet? What are the trabeculae carnae and the papillary muscles? How does cholera affect the nervous system? What is the five roles of the organ in digestion? What is a valve closure member? What symptoms arises when one is diagnosed with gallbladder cancer? The process of breaking down large droplets of fat into small droplets of fat is called? What type of bone produces blood? What could the firm lump be on the back of your neck in the center just below the hairline? What would happen if the trachea was damaged? Can you get sick or catch something through your nose? Did the Greeks invent the first optical illusion? Why are you so confrontational? Why are the respiratory and circulatory system necessary for life? Can two people with - blood type have a blood type baby? What is the phobia of losing a family member or friend? The black death in England was also called what? What is a D C? What organ does the adrenal gland rest on? Functions of cerebellum in nervous system?