The Hyatt Regency St. Louis is a luxurious AAA rated historic property located at St. Louis Union Station. Guests will marvel at the towering ceilings, period furnishings and modern amenities such as Grand beds and high speed internet access. The 258 guestrooms offer views of the lake, mall or garden. Enjoy the historic décor and an evening of fabulous dining at the Station Grille a AAA three diamond restaurant.