Rushmore Cave Rushmore Cave Rushmore Cave is the closest show cave to Mount Rushmore National Memorial in the United States. It contains a wide variety of natural formations. It is the ninth longest cave in South Dakota. It measures a distance of . It was discovered in 1876 when a log flume that supplied water to mining operations in town of Hayward broke and spilled onto the side of the hill. As the water flowed down the hill it started flowing into a small hole in the hillside. The local miners who went up to fix the flume noticed this abnormality and
Mount Rushmore in popular culture in the course of screenwriting, as Hitchcock and scriptwriter Ernest Lehman were struggling to develop an idea. As Lehman would later recall, Hitchcock "murmured wistfully, 'I always wanted to do a chase across the faces of Mount Rushmore.'" While writing the script, Lehman took a trip to Mount Rushmore to scale the faces of the famous monument; he only got halfway to the top, and bought a camera to give to the park ranger to photograph the famous monument for him. However, the scene was not actually filmed at the monument, since permission to shoot an attempted killing on the