Over 20 years before the beginning of the American Civil War, the first ever piece of “virtual reality” was invented. The stereoscope, developed in 1838 by Charles Wheatstone allowed users to view an artificial 3D image, using just a reliance on optical illusion and what was understood about human vision capabilities at the time. Though very primitive compared to the immersive headsets we are familiar with today, this simple piece of tech is a far cry from modern developments. But it all had to start somewhere.

Infographic by: historydegree.net