The once-pristine Hotel Paris. Here's an old postcard I found of it online.
"Socialism is the only alternative to continue being free and independent".
A copy of the original Coppelia, a famed ice-cream joint in Havana.
"Truth Lodge" Freemason Temples such as Los Caballeros de La Luz (The Order of the Knights of Light) are very common in Cuba. Once established as a secret society to promote Cuba's independence, it is now more of a fraternal organization encouraging justice, wisdom and love for fellow mankind. (To be fair, womankind is also involved in some chapters.)
Raul's lucky number comes up very often these days.