The Charlotte Motor Speedway (CMS) Carolina Christmas holiday event is one of the largest holiday light shows in the United States. This is part of the Boulevard of Lights event, in which more than 3 million LED lights glow along four miles at the speedway, where visitors can experience in-car LED light viewing. The annual holiday lights event includes visits with Santa, tours of Santa's Workshop, marshmallow roasting pits, a Festival of Trees and a realistic Bethlehem Village scene.