San Diego's Giant Dome Theater: A Portal to Adventure! Immerse yourself in 360° wonders at San Diego's only Giant Dome Theater. IMAX® films & planetarium shows transport you to faraway places – all from your comfy seat! Experience a 76-foot wrap-around screen & 16,000 watts of digital surround sound. It's a marvel of science & adventure! Don't miss the new state-of-the-art projection system for crystal-clear, larger-than-life images. Book Now!