Without special effects, the Harry Potter films filmed on set featured actors performing mundane actions like waving wands at empty air or swinging on cranes in front of green screens. The extensive use of computer-generated imagery (CGI) transformed these basic actions and practical sets into the vast magical world of Hogwarts and its fantastical creatures. Credit: Warner Bros. Entertainment | History In Pictures

17K views · 216 reactions | The Computer History Museum in Silicon Valely began as The Computer Museum in Boston, Massachusetts, which opened its doors in 1979. Today, we revisit this promotional video with a glimpse into how we once introduced the Museum to the world. Let’s just say, our storytelling (and tech) has had quite the upgrade... #ComputerHistoryMuseum #TheComputerMuseum #siliconvalley | Computer History Museum | Facebook

103K views · 2.2K reactions | Like what you see?  Visit the Computer History Museum this Friday and Saturday for the annual two-day Vintage Computer Festival from 10 a.m. to 5 p.m. Location: 1401 N Shoreline Blvd, Mountain View, CA 94043 ️ Secure your tickets now: https://connect.computerhistory.org/events/1ffceb98-f556-df49-f011-424756803aab | Computer History Museum | Facebook