The Machines That Built America (2021) is a Documentary series that follows the stories behind innovations such as TV, radio, phones, airplanes, motorcycles and power tools as well as the inventors including Nikola Tesla, William Harley, Alexander Graham Bell, Duncan Black and Alonzo Decker. Currently, you can watch The Machines That Built America on Philo, HISTORY Vault Apple TV Channel, HISTORY Vault Amazon Channel, History. Streaming availability may vary by country and platform over time. It has a user rating of 7.2 out of 10 from 4 votes. Fans of documentary series may also want to explore similar titles below.