Elevators Changed the World
Mike Maccarino • Sep 17, 2019
National Geographic Shows How Elevators Changed Our World
Before elevators, the tallest building we saw was ~7 stories. Now, we see skyscrapers, completely changing the skyline of our cities and cities around the world! Today, we take elevators for granted, but when the Otis elevator first came out- it was high tech! Learn more in the short video below: