Purchase Shawnee Cave Revival: Greensky Bluegrass, Samantha Fish & Grace Potter - 3 Day Pass tickets for Shawnee Cave Amphitheater in Murphysboro, IL, scheduled for Fri, Jun 7, 2024 TBA. With 4 tickets up for grabs, priced between $356.00 to $356.00 and an average price of $356.00, there's an option for every budget. Choose your ideal seat using our handy interactive seating chart.