One challenge for the designers of the 1893 World’s Columbian Exposition was finding ways to transport visitors around the enormous fairgrounds. Walking the main grounds—almost a mile and a half from north to south and three-quarters of a mile wide across the south end, and a mile-long Midway Plaisance—exhausted many fairgoers. Rolling chairs offered a personal mode of transportation around the grounds, while watercraft such as electric launches and Venetian gondolas provided scenic routes through the waterways. The fastest [...]