The photos which nearly brought the world to war are indeterminate to the untrained eye, but no-one questioned them at the time. The British prime Minister, Macmillan, and the president of France, de Gaulle, hardly even looked at them. Everybody just accepted the experts' opinion that they showed missile bases.
It has been said that 'never have so many taken so much on the say-so of so few'.
The photo below is one of 18 photos taken in 1962. You can read an article on the credibility of the photographic witness.