Today marks the 25th anniversary of Terminator 2: Judgement Day's release.

Easily one of the most influential action films ever made, James Cameron's sequel to the tech-horror hit went on to become an instant worldwide blockbuster and solidified Arnold Schwarzenegger as a household name.

But what went on behind the scenes? How exactly did Linda Hamilton manage to do all those pull-ups? What was up with Edward Furlong's weird voice? Why did everyone have to be naked when they time-travelled?

We've answered a few of these (not the nudity one, we've no idea there) below. Take a look!