7:30 pm - 9:30 pm Acoustic Guirar Summit at Walters in Hillsboro, Oregon! September 27 @ 7:30 pm - 9:30 pm Acoustic Guirar Summit at Walters in Hillsboro, Oregon! Acoustic Guitar Summit concertizes once again in Hillsboro, Oregon, at the Walters Cultural Art Center September 27, 2024.