The Amtrak Acela is the fastest train in America, with speeds reaching 150 mph. Running from Washington, DC to Boston, this passenger train is a high-tech wonder that runs on lines dating to the Great Depression. The train is powered by high-voltage overhead electrical wires. Matt meets the workers who are just inches from possible electrocution on a daily basis. The production team for EXTREME TRAINS had to pass a special training course before they were allowed to film there. This episode also looks at historic Penn Station and why it had to be demolished in order to save the railroads.