One of our favourite things about the ocean is what a mystery it still is to us.
We've found out so much about the world around us, but the big blue is still pretty much a wilderness we've hardly explored.
There are so many species we haven't discovered and so many areas where we've never reached the bottom!
Here at Cooler we have a joint fascination with the ocean and spend as much time as possible exploring and learning about it!
What we do know about the ocean is pretty amazing, check out this infographic from DIVE.in and learn fifty amazing facts about the planet's oceans.