Bass Reeves Western History Conference June 26, 27 & 28th, 2025 2025 Schedule to be posted! Guests are encouraged to dress western in your favorite Old West character. Thursday, June 26th will begin with a movie at the historic Roxy Theater located at 220 Okmulgee Street, Muskogee. Friday and Saturday conference sign-in will be 8:30 a.m. - 9:00 a.m. each day at Three Rivers Museum, 220 Elgin St, Muskogee, OK 74401. All guests must be pre-registered. *** We discourage registrations at the door due to limited seating for Bus Tours***