The latch is the bar at the top. Once you arrange the 8 features to match the picture, the latch will open the lock.
Arrangement of the 8 Face Features :
Left (your left) horn : flat to left
Right horn : up to right
Left eyebrow : up to middle
Right eyebrow : over top of eye
Left eye : down and left
Right eye : up and right
Chin : halfway down below mouth
Tongue : all the way out
There is no safe on Counterfeit Island. There is an underground hatch that has a Dragon Face lock on it.
it looks like your face
The hatch (Dragon Face lock) that accesses the museum is up the broken board ladder just before the Docks exit. Once you have all the Dragon Face pieces, you can open the hatch at night to enter the museum. (see related question)
Museum Fantastique After you are done with the forgery training and get the dragon face piece from the Supply Room, you leave the museum and it is night. Go to the underground exit at the Docks and enter the underground. If you have all 6 pieces of the Dragon Face, you can open the latch and enter the museum secretly.Pop Art MuseumAfter you have the key, go back to Counterfeit Island and use it to open the Inspector's house in the Country Side.
The "ram thing" is a dragon face. (see the related question)
it helps you save the scream painting but you will get to jail to finish but it helps.
it looks like an idiot and has weird eyes. i hate it
it opens a secret passage
That should NOT be possible. In order to have the 6 pieces to the Dragon Face picture, you had to open the door to the Supply Room. And you cannot open the dragon face without all 6 pieces.
There are a bunch of pieces of paper the you have to touch which completes a pic of what the dragon should look like.
It is for to unlock the door when you go under ground for this undrer ground tunel tour the door with the dragon face leads to the supply room in the Museum.
you have to match the pisture of the dragon face to the hatch in the tunnleHint: the mouth does not go all the way down but the toung does