The de Havilland Comet - 1949. Perhaps it was a little too ahead of it’s time.
The Cu Chi Tunnels are a 155-mile network of tunnels known for the role they played in the Vietnam War. Today, the tunnels are a popular tourist destination outside of Ho Chi Minh City. The tunnels have been expanded and strengthened to fit the average person.
In Wichita Falls, Texas, the Newby-McMahon Building stands 480 inches tall. Not 480 feet: 480 inches.