The Knik River Valley has everything from glacial hikes to horseback rides and dog sledding—and it's a must-visit when visiting Alaska's Denali National Park.

The author has made homes in Arctic Village, Fairbanks and now Sitka and written books covering a number of genres.

Sled dog puppies at Denali National Park and Preserve can now be watched through their live Puppy Cam, National Park Service (NPS) officials announced on Thursday.