Travels in the Greater Yellowstone
Altitude Adjustment: A Quest for Love, Home, and Meaning in the Tetons
Two in the Far North
Grizzly Years: In Search of the American Wilderness
A Bolt from the Blue: The Epic True Story of Danger, Daring, and Heroism at 13,000 Feet
The Natural Navigator: The Rediscovered Art of Letting Nature Be Your Guide