Identical twins Miki and Julie Collins trap, hunt, fish, and garden in Alaska's wilderness just north of Denali National Park in Alaska's vast interior. Their closest companions are loyal sled dogs and Icelandic horses, which eat fish and can withstand northern extremes. Whether taking a 1,900-mile excursion around Alaska by dog sled, defending their huskies from a charging grizzly, or dealing with a panicked horse in an airborne plane, the Collins...