Welcome to the Hilton Garden Inn Dubuque Downtown hotel conveniently connected to the Mystique Casino and the Dubuque Greyhound Park. We are located on the "Masterpiece on the Mississippi" at Schmitt Island. Points of interest include historic downtown Dubuque, the Port of Dubuque, the National River Museum and Aquarium and industrial businesses centers on Kerper Boulevard. The hotel is conveniently located to the following corporations: Eagle Window and Door, IBM, McKesson, McGraw-Hill Companies, John Deere, Thermo Fisher Scientific, Quebecor World, Georgia Pacific, Prudential, Sedgwick CMS, Cottingham and Butler, Rousselot.