Pi-Ume-Sha Treaty Days Fri 6/22 - Sun 6/24 Piumsha Grounds Scroll to bottom of post for map. Loading Map.... Piumsha GroundsPiumsha LnWarm Springs, OR 97741 Need directions? Visit Google Maps. Need lodging? Use Booking.com. Want cash back? Get DO$H. 44.75915356130136 -121.26709432778625 Add a Comment Cancel replyYou must be logged in to post a comment.