Denver Union Station is the main railway station and central transportation hub in Denver, Colorado. It is located at 17th and Wynkoop Streets in the present-day LoDo district and includes the historic terminal building, a train shed, a 22-gate underground bus facility, and light rail station. A station opened on the site June 1, 1881, burning in 1894. The current structure was erected in two stages, with an enlarged central portion completed in 1914.