Why is North up?

The first 100 people to use code MAPMEN at the link below will get 60% off of Incogni: Why is north up? Has north always been up? What used to be up before north was up? Does it matter if a direction other than north is up? And have you ever been on a year five geography trip where you got lost in the woods and wet yourself in front of Mr. Dugdale? BUY MAP MEN MUGS, T-SHIRTS, POSTERS ETC... SEE NEW EPISODES EARLY, AND BEHIND-THE-SCENES EXTRAS... Written and presented by JAY FOREMAN MARK COOPER-JONES Director/DOP JADE NAGI Edited by JAY FOREMAN Runner ABBY TIMMS Additional camera JOE MURPHY VFX CHRIS WALKER Maps of Africa NIKOLAJ JESPER CYON U