X rated and not forum appropriate.
In a typical scenario like what you presented duby you would need some serious special forces background to survive in such an place for longer than a few weeks if not days.
Personally me, I would choose to live in a somewhat modern post apocalyptic world. Similar to the fallout style.
But..adventure time is not a possible realty. Mine is
Guys please go in detail. Like how i did my post. I wanna see what worlds you would want to live in. But in full detail. Not just one sentence
Dub you should read The Road, by Cormac McCarthy.