how do i get to chur
From where? If you are in the next village, you can walk. If you are on a different continent, you will need to fly most likely.......we need more informaiton, please.
By bus and train. You can get times at:- www.sbb.ch/en/home.html
Just enter From - Unterwasser - To - Chur. The journey time is 1 hour 25 minutes.