Lincoln Log Cabin State Historic Site’s annual bluegrass jam session will be August 12th from 11:00 a.m. to 5:00 p.m. While there will be no formal stage performances, all musicians are welcome to come out and play. If you don’t play, come out and enjoy the music. Site volunteers will be selling hamburgers, hot dogs and drinks, with proceeds benefiting the historical and interpretive programs produced at the site. For more information, visit lincolnlogcabin.org.