you know, when you see the word 'wellspring', and you're like, you see it in fiction a lot, bathing in springs, right, but it's like, never done that irl, even the 'hot springs' that I've gone to are like just regular indoor or outdoor baths, not really a 'spring', but what even is a spring, and what about those bathing springs in fantasy, like how do they exist, why do they be, what am I