The Mount Washington Cog Railway On July 3, 1869, the three-and-one-third-mile track leading to the summit of picturesque Mount Washington opened for public use. Once, only those daring enough to scale the 6,288 feet could enjoy the splendor of the scenery, but now everyone could journey to the summit using the invention of retired businessman Sylvester Marsh, who dreamed of this mountainous mode of transportation. Created at the... Full description