Antelope Island 3D Theater

A new way to see Great Salt Lake. Opening in 2026! The Larry H. & Gail Miller Family Theater at Antelope Island. Expanded visitor and state-of-the-art learning center will feature a 3D Giant Screen Theater. Secrets of Great Salt Lake Premiering at the new 3D Giant Screen Theater in 2026. Journey back to a time when mammoths and saber-toothed cats roamed the shores of ancient Lake Bonneville, and witness its dramatic transformation into today’s Great Salt Lake—formed by one of the largest floods in history. From snow-capped Rocky Mountains to the salt-rich waters of the Lake, this 3D documentary explores a rare and vibrant ecosystem where wildlife thrives and water connects everything. Along the way, meet the scientists, indigenous leaders, farmers, and youth working together to protect this vital watershed for future generations.