Where are all 6 dragon pieces on counterfeit island?

There are 6 pieces to find :

1. City Docks : top of the mast on the fishing boat
2. City Docks : sand by the Underground exit
3. Museum : on the roof
4. Museum : in the supply room
5. Underground : in the domed archway (climb the wire)
6. Moldy Baguette Inn : near the roof at the top right side