Treasure Island Amphitheater Address 5734 Sturgeon Lake RoadWelch, MN 55089 Upcoming Events ROCKIN' THE ISLAND 2026 2-DAY MUSIC FESTIVAL Sat, Jun 27, 2026 @ 2:00 PM Treasure Island Amphitheater Welch, MN ROCKIN' THE ISLAND FAST PASS ADD-ON (2-DAY) - NOT A FESTIVAL TICKET Sat, Jun 27, 2026 @ 2:00 PM Treasure Island Amphitheater Welch, MN ROCKIN' THE ISLAND SOUND CHECK ADD-ON (2-DAY) - NOT A FESTIVAL TICKET Sat, Jun 27, 2026 @ 2:00 PM Treasure Island Amphitheater Welch, MN
