128 rare, vintage photographs: 200 buildings — 79 of foreign governments, 38 of U.S. states — the original ferris wheel, first midway, Edison's kinetoscope,

Chicago has belonged to the world for a century, but its midcontinental geography once demanded a leap of the intellect and imagination to grasp this reality. D

Chicago's 1933 world's fair set a new direction for international expositions. Earlier fairs had exhibited technological advances, but Chicago's fair organizers