Beth Dunagan, a third-generation Montanan, grew up at Sperry Chalet, high in the back country of Glacier National Park. In this memoir, she tells her own story intertwined with that of her extended family, the Ludings. They began their stewardship of this unique landmark in 1954, when Beth was nine years old. With only brief intermissions, they has hardly ever left it. Her education at Sperry included learning to rappel down cliffs, collect insects in the crevasses of Sperry Glacier, shoe-ski down snow fields, slide down bear grass meadows, and free-climb to supposedly inaccessible heights....