This 10,000-square-foot exhibit, first seen in 2018 at D23 Expo Japan, provides a rare look at The Walt Disney Co.’s archives. More than 400 objects will be on display, including superhero costumes, props, original sketches for “Fantasia” and the Haunted Mansion attraction, and scale models from “Frozen.” Opens March 7 at Bowers Museum. 2002 N. Main St., Santa Ana, 714-567-3600, bowers.org