Memory Globes are a key piece of Serenia's culture in Myst IV: Revelation and are used with the Memory Chamber to preserve a Serenian's memories after their death. Sirrus and Achenar plan to use them to steal Atrus's memories to learn The Art, though Sirrus later uses them to steal Yeesha's memories and implant his own within her body. This article is a Stub. You can help D'ni by expanding it.