What we leave behind when we die can shape our future.
When you die, what will you leave behind? Is it something meaningful? Is it something expensive? Is is something that defined your life? These are things you should consider; because they can directly affect your future.
The visitor will gain an understanding of their own perceptions. They should understand that what we may call the “truth” may not be so. They may want to start a collection of objects that define them. Or they may change the perceptions they have of those that are gone.