How would I go about finding a snail mail pen friend?

I am a 16 year old girl and I was wondering how I would go about finding a snail mail pen pal from somewhere in the world. I am interested in learning about different countries. I would like to write letter to other people who are about the same age as me.|||type it in on google , iv been on webistes b4 i 4gt the url, sorry but they have pen pals from other countrys i think