At 605 feet (184 m) tall, the Space Needle is the most recognizable landmark in Seattle, Washington. The tower was built for the 1962 World’s Fair and now boasts a rotating restaurant, a gift shop, and an observation deck, which afford views of the Cascade Mountains, Mount Rainier, and Elliott Bay. The tower can withstand winds of up to 200 mph (322 km/h) and earthquakes up to 9.1 in magnitude. It also has 25 lightning rods. What two design concepts inspired the structure’s unique architecture? Discuss