They're everywhere - in almost every grocery store, department store, and bulk item superstore. Depending on where you live in the world, you might call them carts, trolleys, carriages, buggies, or wagons. The guys from MTV's Jackass practically built their careers on them. Yet most of us have never really considered just where the ubiquitous shopping cart came from. Come along as we take a trip through the fascinating history – and possible future – of the common grocery cart.
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