The film opens with narrator Lowell Thomas introducing the audience to the revolutionary Cinerama widescreen format, promising an immersive viewing experience. The narrative then shifts to a series of visually stunning vignettes, showcasing diverse spectacles designed to highlight the capabilities of the Cinerama technology. It begins with a thrilling ride aboard a roller coaster at Rockaways’ Playland in New York, complete with dynamic camera angles that put viewers in the front seat. This segment is followed by aerial footage capturing picturesque landscapes, emphasizing the panoramic scope of Cinerama.

The film continues by transporting viewers to various global destinations, delivering vibrant snapshots of different cultures and locales. Audiences witness a Venetian gondola ride, Spanish bullfighting, tribal dances in Africa, and a grand fireworks display, among other marvels. Each sequence emphasizes vibrant visuals and a rich soundscape to demonstrate the immersive potential of widescreen cinema. Throughout these segments, it's not just about the sights but also the varied sounds and atmospheres that make each location unique. This continual shift from one breathtaking scene to another keeps viewers engaged and eager for more as the film progresses.