Terrifying History on Instagram: "On June 3, 2017, 21-year-old Cole Wagenknecht miraculously survived a terrifying 182-foot (55-meter) plunge into the Grand Canyon after climbing over a safety barrier for a photo. The California man had been visiting Mather Point—one of the national park’s most popular overlooks—when he ventured beyond the fenced viewing area to get a closer look at the steep cliffs below. In a split-second accident, Wagenknecht lost his footing and tumbled down the sheer rock f