Two recent fatal snowmobile crashes — one near Napanee, Ont., and another in Pontiac, Que. — are reigniting calls for caution as riders take to the trails during peak winter conditions.

One person died and another was seriously injured after two snowmobiles crashed in Pontiac, Que.

Hopes faded Thursday for five French tourists who went missing after their snowmobiles fell through ice into a frozen lake while on an excursion in Quebec. Police use snowmoblies during a search and ...