Iran's Secret Underground Missile Cities: America's Biggest Threat?

• Tensions in the Middle East are at their most dangerous point, with Iran rejecting talks and warning of a 6-month war.
• Iran's confidence stems from its impenetrable underground missile cities, located 800 meters below ground.
• These high-tech military bases, built under the Zagros Mountains, house a dangerous ballistic missile network.
• The article questions if America's powerful 'bunker buster' bombs can destroy these sites.
• Using Hamas's Gaza tunnels as an example, it explains why defeating Iran is almost impossible for US and Israel.