Hog Rock 2025 Dates Delhi. Next, this biker rally is located in southern illinois, in cave in rock, just off the ohio river near the shawnee national forest. Bands/entertainment on three stages, wild contests,.

Next, this biker rally is located in southern illinois, in cave in rock, just off the ohio river near the shawnee national forest. Gates officially open thursday june 13th 2023 at 8am.