The big apple, the lion city, the windy city or the city of love. We all know some of the mayor city nicknames worldwide, but do we know where they came from?
The guys from justtheflight decided to investigate a little bit about it and made this very cool and simple infograph.
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Originally posted 2015-04-24 07:32:15.
![The Science of Happiness [Infographic]](https://itsinfographics.com/wp-content/themes/multinews/framework/timthumb/timthumb.php?src=https://i.ibb.co/jbQLvnC/The-Science-of-Happiness-Infographic-1.jpg&h=109&w=165)
