Not to be a killjoy, but those are twin .30's
No. Speculation, but the "cultural" sites are well-known mosques and other religious locations that are well-known (to the Iranian people) fronts for the NAJA and Basij, their religious secret police, and also used as stores for things they shouldn't have…
I wonder what that could be?
And if they get smoked and people find out what's in them…well, let's just say the mullahs are gonna quickly become mullafuckas. Dead mullafuckas.