The island that includes a museum in the quest is Counterfeit island.
(see the related link)
There are also museums on Early Poptropica, Shark Tooth Island, Nabooti Island, AStro Knights island, Mythology Island, Steamworks island, Cryptids Island, and Game Show island.
you have to go in to the pop art museum and talk to the curator.
She is the curator of Museum Fantastique and she is in the Pop Art museum. Go to the lower left inside. (Note that she is only there where you travel to Early Poptropica as part of the quest on Counterfeit island.)
how do you beat vampire island on poptropica
Well there is 2 museums in poptropica. 1. There is a sight seeing museum in Early Poptropica Island. 2. There is a museum in Counterfiet Island, which the scream is being held. Hope this helps!
Mythology Island, in the museum.
There is currently no Ancient Island on Poptropica.
There are many museums in poptropica like in mytholygy island and many more island's!
the museum in Astor knights island poptropica
If you beat an island on Poptropica you should know you beat it because, If you beat it you should get a medal and a few coins! Hope that helps!
you beat it
At the art museum in Early Poptropica.
Counterfeit Island is set on an unnamed French island.(see related solution question)