100 Year Old Self-Playing Violin – “The Eighth Wonder Of the World” This was made a 100 years ago, that’s pretty impressive. Facebook Prev Article Next Article Machinery Checkout these cool gadgets... Related Posts 3D Cold Spray Repairs Any Metal Component to Its Former Glory The Strangest Elevator In Italy The Most Complicated Watch Ever Created – $3m Reinventing The Conveyer Belt Tourbillon: Testing of a new generation theme park ride Science and Post-It notes power this Rube Goldberg machine