In addition: if you have experience in multiple "imperative" language (read: non-functional / non-prolog / etc) it's easy to pick up another language using that site alone.
There's a similar site that shows towers and coverage around the world! And everyone can contribute data too! Sadly you can only contribute on Android but not iOS.
It is useful as a cheat sheet.
In addition: if you have experience in multiple "imperative" language (read: non-functional / non-prolog / etc) it's easy to pick up another language using that site alone.