to or at any place, position, or situation:
Children will play wherever they happen to be.
Sit wherever you like.
... or wherever (=used to emphasize that you are talking about any place and not a specific place)
Dublin people dress more individually than people in London or wherever.
in all places that:
She is shadowed by detectives wherever she goes.
I feel I ought to be nice to them wherever possible (=at all times when it is possible).
used at the beginning of a question to show surprise:
'Wherever did she find that?' Daisy wondered.
used to say that you do not know where a place or town is or have never heard of it:
She wants to move to Far Flatley, wherever that is.