The Silvertop Farm and Vineyards will be featured on Discover Oklahoma this Saturday. The program will air at 6:30 p.m. on KFOR Channel 4 in Oklahoma City, KTUL Channel 8 in Tulsa, KSWO Channel 7 in Lawton, and KCTU in Wichita, Kansas, and at 5:30 p.m. on KXII in Sherman/Denison, Texas.