The Mountains Are Calling… henrymowry 9 years ago “The mountains are calling, and I must go.” John Muir Grand Teton National Park. Tweeted by the US Department of the Interior, 4/4/17. More Grand Teton National Park A Stunning Sunset Cottonwood Creek Sunrise On The Tetons The Oxbow Bend Share this: Email a link to a friend (Opens in new window) Email Share on Facebook (Opens in new window) Facebook Share on Pinterest (Opens in new window) Pinterest Share on X (Opens in new window) X