1981 DCI World Championships
Olympic Stadium a Maisonneuve, Mercier–Hochelaga-Maisonneuve, Montréal, Montreal, Québec, Canada
4545 Pierre de Coubertin Avenue, Montreal, Quebec, Canada, H1V 0B2
venerdì, 21 agosto 1981 — sabato, 22 agosto 1981
La lineup include Drum Corps International.
