Taller than the Sears Tower, is a 108-story, 1,451-foot (442 m) skyscraper in Chicago, Illinois, United State and made of 10 times the amount of steel as the Eiffel Tower, the oil platform best known as Bullwinkle is a feat of human engineering.
At completion in 1973, it surpassed the World Trade Center towers in New York to become the tallest building in the world, a title it held for nearly 25 years, the oil platform best known as Bullwinkle is a feat of human engineering. Listed as one of the marvels of the 20th century, it was driven out into the Gulf of Mexico in 1988. And it was captured on video for all the world to see. VIA — youtube