KC Irish Festival The 11th Annual Kansas City Irish Fest at Crown Center The Plaza The Plaza is one of the Midwest’s premier destinations. Crown Center Crown Center, the world headquarters of Hallmark Cards, is a world-class shopping, dining & entertainment complex. New attractions including LEGOLAND | Sea Life Aquarium Union Station The fully restored 1914 landmark, Union Station is Kansas City’s most prominent destination for entertainment and cultural activities. It is the home of Science City, and a Theater District. Catch a train or walk The Link.