How many symbol of the king door is there?

i can only recollect 2, one in the forest of giant and one in the forkroad of shaded ruins. i think thr may be more, if i remember correctly

@Captain_Swosh69: you are correct for 2/3. There is a third in drangliec castle to the left of the first bone fire. Down a single flight of stairs and the door leads to the final boss