Where do you find the feather to complete the 5 pedestals in Jules Verne Museum???
You can find all the relevant information in the links provided by @Happy-Haze in this thread: https://forum.pixelfederation.com/diggysadventure/d/190484-flower-at-centre-of-the-earth/2
I found it with Roelands maps from here
The feathers are marked in floor 6 of lost coast:
MadameCurie Thank you