Dubai is a city of luxury and excess, skyscrapers and mind-boggling architecture. It’s basically the ultimate man-made playground. But as we know, all cities have to start from somewhere. So is there anywhere where you can experience a Dubai before the artificial extravagance? “Go to Old Dubai,” my Airbnb host said. “it’s the only area where you can see what Dubai used to be like.” Old Dubai is known for its souk (or marketplaces). They used to be the epicenter of the…