Thirty years after the publication of her Newbery Honor Book My Side of the Mountain, Jean Craighead George gives young readers a worthy sequel to add to their collection. This story finds Sam Gribly still living peacefully on his secluded mountain. Two years ago, Sam ran away from New York City to live in the Catskill Mountains. Now his younger sister Alice has joined him and is quietly living in a tree house of her own nearby. Their peaceful life is shattered when a conservation officer confiscates Sam”s falcon, Frightful, and Alice suddenly vanishes. Sam leaves his home to search for Alice, hoping to find Frightful, too. But the trail to the far side of the mountain may lead Sam into great danger. Sam eventually tracks Frightful and Alice across the Catskills and there he must make the biggest decision of his life. Jean Craighead George is a passionate advocate for the environment. As always, she encourages young people to be responsible and aware of their impact on the natural world. Earning over 20 awards for her literary accomplishments, George gives us another story to discover and treasure.