All of these maps, highlighting the derivation and diaspora of language, were fascinatingly created by Reddit users. In fact, there is now an entire subreddit (/r/etymologymaps) devoted to this. Several of these were highlighted in an article from The Guardian today.
1. Ananas vs Them
This article was amended on 14 November 2013 and uses content from this subreddit.
2. Put on your beer goggles
3. Does a bear drinking beer sound poetic everywhere?
4. Arancia happy you're finding out about oranges?
5. It's all looking rosy
6. Tea-sing out differences
7. Rotten apples
8. Cucumber island