Scariest on Instagram: "In 1978, Karl Wallenda, the famed high-wire artist and founder of the Flying Wallendas, passed away while performing a stunt in San Juan, Puerto Rico. During the act, strong winds struck as he walked along a wire stretched between two towers, causing him to lose balance and fall approximately 150 feet to the ground. The incident was captured by television cameras, showing the sudden and tragic nature of the fall. Rescue crews arrived quickly, but Wallenda did not survive,