The museum is located in a vacant building, formerly occupied by Gray's Drug Store at 332 Main St. in historic downtown Franklin and will highlight the 25th Anniversary of the duo's career in music. It will be open from 9 a.m. until 6 p.m., June 11 through13, and noon  until 4 p.m. on June 14. Wynonna and Naomi will make a special appearance together to sign autographs on Saturday, June 13, at 1 p.m. The museum exhibits will include never-before-seen photographs, costumes, tour memorabilia, a unique fan photograph tribute and other items of interest.