If the 10 million acres of peaks, rivers, and lakes spanning northern Montana and southwestern Canada is the Crown of the Continent, then Glacier National Park is that crown’s sparkliest jewel.

and you’ll see waves lapping at the shore of Lake McDonald in Glacier National Park. But what you’ll hear is the noise of a helicopter passing overhead. “It makes you want to turn it off ...

The Ice Explorer tours depart from the Columbia Icefield Discovery Centre, about 65 miles south of downtown Jasper, where travelers can park for free. Tours of the Athabasca Glacier are available ...

(Read more about how kids can make a bigger eco-impact at school.) A southern sea otter mom floats with her pup. Photograph by Marc Moritsch / National Geographic Image Collection Why they matter ...