Every Saturday, from June 20 to August 22, follow a patrol officer from Les amis de la montagne who will show you the hidden secrets of Mount Royal Park. From one walk to another, go and meet its insects, birds and remarkable trees, or discover the secrets of its lithosphere. Bilingual (French, English). Approximate time: 30 minutes Departure from Smith House at 3 pm and 4 pm Free activity • No reservation required