>>508630983US and Israeli forces targeted seven key facilities associated with Iran's nuclear programme.
But despite their scale, the attacks weren't comprehensive.
At least 10 sites associated with Iran's nuclear capability were apparently untouched.
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Then there's the Mt. Kolang Gaz La complex.
Based on our assessment of the latest satellite images, the underground complex immediately adjacent to the Natanz nuclear facility also wasn't targeted.
Perhaps because it is still under construction. However, once it is complete, and if, as most analysts assume, Iran's stockpile of highly enriched uranium escaped destruction in the raids, it would be a very good place to hide it.
Read more: Israel-Iran latest updates
The mountain of Kolang Gaz La is far higher than the one sheltering the recently attacked Fordow facility. If the tunnel complex being built beneath it is completed, it would be a far more challenging target for America's bunker-busting bombs.