Castaway Paradise
38 Achievements
Steam
Young master, that's real nice of you!
Rebuild Harold's Museum
25.1%
How to unlock the Young master, that's real nice of you! achievement in Castaway Paradise - Definitive Guide
assassinDMG
TrueAchievements
TrueAchievements
Harold's Museum is on the Northern Island, which requires 9 puzzle pieces to build a bridge to get to. The Museum is the building on the left on the island and costs 900 Gems to rebuild.
Velvet
Harold's Museum should be one of the first buildings you rebuild since it is associated with 8 other trophies. It's located on the Northern Island. You will need to unlock the bridge first for 9 Puzzle Pieces and then will need 900 Coins to rebuild the Museum. Once it has been completed, the trophy will unlock.
For a quick and easy way to earn a lot of coins in a short period of time, see More room to fill!