Pieta.
Not unlocked yetClear the sculpture.
Chapel in the clouds.
Not unlocked yetComplete all main quests in the Saint Michel.
Sculptures on the roof.
Not unlocked yetPlace the folded sculptures on the cathedral's roof.
Seismograph.
Not unlocked yetRebuild the Seismograph.
Cold steel.
Not unlocked yetFind all spear pieces, restore and reassemble.
Support to the power of Rome.
Not unlocked yetOrder the parts and build a wooden cantilever.