As John wakes up, he’s having a look out the window. The scenery is breathtaking! He notices a cloud that is shaped like the country where his family went on vacation when he was a child. Which country was it?
The human tendency to recognise shapes or features in random patterns (e.g. the face of a religious figure on a slice of toast) is called “pareidolia”. It probably has given our ancestors an evolutionary advantage; running away from a sabretooth that turns out to be a bush will save your life in the one case where the putative shrubbery is indeed a predator.