Nevers!

There's a town I know called Nevers,
no Nevers
never wasn't was what it weren't.
When it wasn't once. Knew Nevers?
Knew Nevers?
Nothing never I'll ever learnt.
There's a village I visit, that's vaguely;
Sorta vaguely.
Vaguely yes I seem to recall.
Though it's unclear clearly- vaguely?
Very vaguely.
Can't say it's been there once and for all.
I put back on my overshoes
and got in my Renault.
The trips reset so I'm unsure
how far it is to go.
But then it hits me (slap);
I've left it off my map!
There's a city I saw signed Something,
must be something.
Something never quite so defined,
So much so how somewhere something
(Though some sing)
So to speak's the uncertain kind.
In an index looked up Where-It-Was,
exactly where it was,
just in fact to make sure I can't
Set a course straight through to where it ain't
and where it ain't
ain't gotten to except at a slant.
I put on my new black boots
and pack up my Citroen.
And out of town it huffs and puffs;
I set off there alone.
And then it hits me (slap);
I've left it off my map.
There's a place I passed called once upon a time,
tiny once upon a time,
never wasn't weren't what it was.
Set the clock back twice or once upon a time,
in once upon a time.
never knew when it wasn't there because