Iran is determined to wreak havoc all over the Middle East and beyond -- which they've been doing for years (more slowly) via the terrorism they fund.
Thank you, President Trump, for using the Department of War to save America and the world from an aggressive, Jihad-addled Iran with a nuclear arsenal.
They’ve been preparing for this confrontation for decades. Makes sense they have a shit load of ammo and rockets stashed away from standard facilities.
Any Cave could realistically be retrofitted into an Ammunition storehouse. And given all that the Caves Iran is full of. That’s a lot of possibilities.