<Snipped quote by The Odeoron>
How am I supposed to know where we are? I really just don't understand what I'm supposed to look for. This is like my home and matches what I remember, except for this giant hole and whatever is inside it.
Right... Well, first sit in a relaxing position and begin breathing in, and out as you focus on every second that passes of this environment. Then start focusing your awareness on how you feel your skin, your emotions, your thoughts... Relax and sense yourself fully, this should be more than enough.