Although he hasn't died, Raul has already made the location of his tomb public, unlike his brother, who has died politically. Upon his death, Raul will be cremated and his ashes placed in the mausoleum for the combatants of the 2 Eastern Front, which he led. The ashes of Vilma Espin, his (ex?) wife, are currently located there.
This, according to an article (http://www.elnuevoherald.com/noticias/america_latina/cuba/story/252606.html) by Rigoberto Diaz.
This was just so random, I felt I needed to share. They are really going to need some hefty security around there.