Cinema is the dream factory where the impossible is made possible, where talented filmmakers can make audiences believe even the most seemingly ridiculous and intangible of feats.
Yet not all movies are created equal, and often the magic trick will simply draw too much attention to itself through obvious or sub-par CGI.
And then there are movie moments so stunning that we as viewers simply assume they were achieved through classic Hollywood trickery.
But there are those rare cases where scenes which seem improbable if not impossible to execute were actually pulled off legitimately.
These 10 movies all shot scenes entirely in-camera despite the obvious expectation from audiences that they were blatantly faked with visual effects.
As a testament to what can be achieved when filmmakers dig deep and refuse to settle for just "fixing it in post," these scenes throw the gauntlet down to Hollywood, to try harder and settle less for digital assistance.
Then again, in a couple of cases it's clear that the practical option is just way, way too dangerous for any filmmaker who values their job - or the lives of their cast and crew, for that matter - to actually attempt nowadays...