The only key you get is to the Supply Room. To get in at night you have to enter through the underground hatch, which has the dragon face lock.
The dragon face picture pieces :
The City Docks : top of the boat mast
The City Docks : in the sand to the far right
The Museum : on top of the museum
The Museum : in the Supply Room
The Inn : above the street artist, near the roof
The Underground : in the arch where the bulb is hanging
To arrange the Dragon Face features, match the picture, then press the latch :
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
Chat with our AI personalities
Once the man with the scar gets away, go back to the museum and there will be a message for you in the painting. Then, follow its instructions.
When you are released from jail, get the timecard from the security guard, who is at the Clown Store. Use the video in the museum's security room to get a photo of the thief. When you show it Downtown, you will chase the thief on the scooters from the All that Jazz Cafe to the docks. When he escapes, head back to the museum where a package is waiting. Fly to Early Poptropica and meet the curator from Counterfeit Island. She is in the Pop Art museum and will give you the key.
you hide behind the statues.
There is no key. Go upstairs to find the painting.
You must go on the Underground Tour before you can apply for the job at the museum.