What is the book lost on a mountain in main about?

The book Lost on a Mountain in Maine is about the story of two women who get lost while hiking in the Maine wilderness. The women are both experienced hikers, but they make a mistake in judgment and get off the trail. They wander around for hours, trying to find their way back, but they become increasingly lost. As night falls, they realize that they are in danger of dying from exposure. They finally find a cave to shelter in, but they are still lost and alone. The next day, they set out again to find their way back to civilization. They eventually find a trail and make it back to their car, but they are both traumatized by their experience. The book is a story about survival, friendship, and the power of nature.