Largest Shopping mall provide a one-stop shopping for anything imaginable. Our list of largest malls in the world is based on the amount of "Gross Leasable Area". This is the number of square feet the property has for revenue-generating activities like retail, dining and amusements. The building boom in Asia, where land is cheap and labor costs are low has produced the largest shopping malls. Only two shoppingmall on this list are located outside Asia.