Chicago Union Station, one of the largest train stations in the United States, is said to be the third largest train station in the United States. Amtrak and some Metra trains start here. Chicago Union Station is very large, including the Central Hall, Ticket Office, Waiting Hall, Platform, Food Court. Chicago Union Station has a simple and elegant appearance. Within the station, the Grand Central Hall is often rented for weddings, and many tourists take pictures here. Food Street mainly provides American fast food, which has many varieties and the same price as the urban area. There are 24 platforms underground. There are free Chicago traffic maps (suburban trains, buses, Metro lines) and train schedules (also free) in the ticket office.
This kind of station has a sense of historical age and a retro style.