Take in one of Canada’s largest parks from the sky during a flightseeing tour. Walk the trails at Mät’àtäna Män (aka Kathleen Lake), with the striking mountains of the Kluane Range as a backdrop.

Near the frozen, wind-buffeted summit of Mount Logan, Canada’s highest peak, lie some of the most ancient nonpolar ice deposits anywhere in the world. The glacial ice there—which, although unconfirmed ...