Grand Canyonscope is a Donald Duck animated short released in 1954. It was Disney's second cartoon filmed in CinemaScope (following Toot, Whistle, Plunk and Boom), and was produced to accompany Disney's first CinemaScope film 20,000 Leagues Under the Sea. It is available on The Chronological Donald, Volume Four, as well as an extra on the DVD release of 20,000 Leagues Under the Sea.