You can visit the Merchandise Mart and enjoy the art deco splendor of The Mart lobby. The public is welcome to explore the 1st and 2nd floors of The Mart, including 30 LuxeHome Boutiques, featuring the worlds largest collection of resources for home building and renovation, and a variety of specialty stores and restaurants at The Shops At The Mart.. The Merchandise Mart Design Center showroom floors can be accessed by interior designers, architects, wholesale buyers and escorted visitors. Floors 3, 10 and 11 are devoted to contract furnishings showrooms. Residential and casual furnishings showrooms are located on 6, 16, 17 and 18. Gifts and home accessories wholesale showrooms are located on floors 12, 13, 14 and 15. Consumers are allowed access to these floors if accompanied by a designer.