ok, i have nothing agaisnt shared dreaming, i think its real and all, but as i was reading this... a thought accured to me, and correct me if im worng, please.

If when we are dreaming, our mind makes up the place we go right? so how could someone else come to the same place? becasue were not accually going to that place are we? aren't we just making a picture of it in our mind kind of??