Engineering the Space Needle

Engineering the Space Needle — page 5
FAMOUS FAIR STRUCTURES Host cities for World’s Fairs often created structures that amazed visitors In London England the Crystal Palace awed visitors at the 1851 fair It was an exhibit hall made entirely of glass and iron In Paris France Gustave Eiffel built an elegant iron tower as the entrance to the 1889 fair The Eiffel Tower soon became a symbol of Paris Visitors to the 1893 World’s Fair lined up to ride the world’s first Ferris wheel in Chicago Illinois Today Ferris wheels can be found at carnivals and amusement parks across the world INSPIRED BY SPUTNIK Then in 1957 everything changed On October 4 the Soviet Union launched Sputnik It was the world’s first satellite Its launch marked the beginning of space exploration The future of space travel and science interested people across the world The committee realized this would be a popular theme The committee moved forward with this idea The fair became known as the Century 21 Exposition Its theme was Man in the Space Age Exhibits would 8