I know it sounds insane, especially if you don't believe in ghosts, spirits, etc. But there is a way you can literally make your own soul leave your body, and even explore around in the state.
I know it sounds insane, but I personally believe it, especially because my dad claims to have done it on accident as a child.
It sounds cool af, but I would prefer to not f**k around and find out with spirits or demons and all that shit.