Mystery Machines can be found at the Norwood Delite Creamy Whip in Norwood, at Bold Face Dairy Bar in East Price Hill, and at Dreamys Ice Cream in Union, Kentucky. The fourth machine opens at 2 p.m.

They're virtually everywhere, but what do we actually know about vending machines? Brush up on your vending machine history ...

If you’ve recently visited a fast-food restaurant like Wendy’s or Burger King or a movie theater like AMC, there’s a good chance you’ve grabbed a drink from a modern-looking soda fountain with a touch ...