Military analysts believe the facilities are designed to protect weapons from air strikes and allow launches with limited ...

Iran’s underground Eagle 44 air base was unveiled as a hardened mountain facility built to withstand US and Israeli airstrikes, but within days, open-source intelligence analysts claimed they had ...

Tehran may have used the delay in the US's potential strike to make the beneath-mountain facility nearly untouchable.

Add Yahoo as a preferred source to see more of our stories on Google. An Iranian missile system is displayed next to a banner with a picture of Iran Iranian officials have repeatedly said Tehran had ...

The activity comes at a time of heightened tensions as talks between Iranian and US officials continue over Iran's nuclear programme.