Most everybody knows broccoli from cauliflower, corn from beans, and carrots from cucumbers, but what about those ... other things? Take a stroll down any open produce market in Chengdu and you're bound to come across some things you don't recognize. From leafy greens to squashes to tubers, the things you won't see in a chain supermarket in Europe or North America are aplenty. We went around the Yulin market, Borat-style, and asked, "What's this?" "And this?" "And this?" until finally we exhausted the patience of every seller.