- Yellowstone: First of the Last Wild Places (A 10x13 Book©) (Sierra Press)
- Sequoia and Kings Canyon: A Place Where Giants Dwell (A 10x13 Book©)
- In Pictures Yellowstone: The Continuing Story
- Yellowstone: Cycle of the Seasons (Wish You Were Here Series)
- Discovering Yellowstone - An Introduction to the Park and its Environment (Discovering Series)