The creation of the Matterhorn Bobsleds entailed a series of innovative processes and technologies, which resulted in the invention of the modern roller coaster as we know it. Using the interviews with Ed Morgan and Karl Bacon, as well as the video interview with Bob Gurr, and the patent, list three important features of the roller coaster that made it unique. In two to three sentences, describe as well some of the things that stood out to you as interesting or unique as you read and watched these various materials.