How to get your favorite champ's splash art

I was looking for some splash art, and only came across old and outdated forum threads about how the art used to be in a folder in the AIR client. Here's how you can get it now:

http://ddragon.leagueoflegends.com/cdn/img/champion/splash/Jinx_2.jpg

Use this URL, change champion name and number to get different champ and skin splashes. More interesting stuff available here:

https://developer.riotgames.com/static-data.html