A lovely 1950s illustration of the future monorail of Seattle's Century 21 Expo

The Monorail for the Seattle World's Fair, ready to whisk 10,000 passengers an hour from downtown Seattle to the site of the $80,000,000 Century 21 Exposition. Built by Alweg Rapid Transit Company, it is the world's first high speed, mass transit Monorail, covering the 1.2 mile route in 96 seconds, for a thrilling, silent ride.