The National Park Service invites guests to take in the sights and sounds of winters past with Historic Holiday Traditions at the Old Courthouse. At the free noontime concert in the Old Courthouse Rotunda, guests can enjoy holiday music from the St. Louis Confluence Chamber Orchestra (Please note:  The Gateway Arch will be operating in extended hours of 9 am to 8 pm on Friday, Nov. 28 and Saturday, Nov. 29.)