TechZone ► https://goo.gl/Gj3wZs
You know, some inventors of the past were seriously ahead of their time. Take at least Leonardo da Vinci and his incredible machines, which continue to amaze... those who've never played Assassin's Creed. But actually, nowadays there are a lot of geniuses too. Yes, they remain unknown, but while we are living in 2018, these people have long been living in the year 3018… without having a Tardis. Do you want to see what they did?