Are you on Instagram? With 600 million users worldwide, your answer will probably be yes. I’ve been using it on and off since it launched for Android (I remember the wait and the frustration of not being able to try it because I didn’t have an iPhone those first months), but I’m a bit like most users: I just share my pictures — after carefully choosing the right filter — and don’t think much about it.

But how did everything start? Was it successful from the beginning? Who are the most popular users? In this infographic by Website Builder you’ll find 139 facts and stats about the photo app. Sit back and prepare to learn lots of fun facts!