See high-flying snowmobile action as the top professional Snocross racers and leading freestyle athletes compete on the track on Grand Geneva’s Mountain Top ski hill. Races start on Friday morning; the official opening ceremony is at 7 p.m. on Friday. Saturday racing starts at 9:15 a.m. with pro races from 6-10 p.m. Sunday events start at 8:20 a.m. and the final pro races run from noon to 3 p.m. Grand Geneva, 7036 Grand Geneva Way, Lake Geneva; (262) 248-8811 or grandgeneva.com.