Architectural grandeur and posh luxury are clearly evident at this hotel. Checking-in is an experience, as visitors marvel at the detailed lobby known as the Grand Hall. The arch located at the main entrance of the hotel is famed for its ability to echo whispers. The Hyatt also has an impressive and knowledgeable staff that goes out of its way to ensure visitors a comfortable stay. The hotel is connected to the heart of St. Louis Union Station, which makes shopping and dining as easy as walking out the door.