What Is Iran's Secretive Pickaxe Mountain?
Credit: RFE
Satellite images show Iran is accelerating work at a secretive nuclear-related site deep beneath Kuh-e Kolang mountain, known as Pickaxe Mountain. Intelligence agencies suspect this is where Iran is seeking to build a secret uranium enrichment facility. What do we know about one of the most fortified sites in Iran, which US President Donald Trump has threatened to attack?