Back to the Future turns 30 in 2015, officially making this time-travel comedy a cinematic classic. But, even if you're a mega-fan of Robert Zemeckis' trilogy, there's bound to be some details you missed along the way. Read on, and discover everything there is to know about Hill Valley! Or don't--your click has already been registered with our advertisers.

Marty McWho?

Marty McFly might have been the ideal Everyteen for the '80s, but do you know he's not even a real person? That's right: Actor Michael J. Fox portrays the young McFly in all three movies, and was in his mid-20s at the time! Way to pull the wool over our eyes, Mr. Fox--now that's what I call movie magic!