L'Anneau de Vitesse (English: The Speed Circuit) is an outdoor speed skating venue located in Grenoble, France. It hosted the speed skating events for the 1968 Winter Olympics. This Speed Circuit is located in a park of 27 hectares, the Park Paul Mistral. The park also hosts the Palais des sports was the main Olympic site in the city in 1968.[1]
The venue seated 2500 during the games, and was cooled to −7 °C (19 °F) using 125 km (78 mi) of ammonia refrigeration over a total skating surface of 9,000 m2 (97,000 sq ft).