It’s A Glorious Morning henrymowry 12 years ago A gorgeous sunrise over Yellowstone National Park’s Mammoth Hot Springs. Photo by Neal Herbert, National Park Service. Posted on Tumblr by the US Department of the Interior, 10/26/14. More Yellowstone National Park How Wolves Change Rivers Old Faithful Traffic Jam Uncle Tom’s Trail National Park Service: Yellowstone National Park 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