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2013
Field Guide to the Future of the Earth
2012
Travels in Ice Age America
2018
Uncommon Encounters With Animals in the Wild
1997
2014
A Tale of Archaeological Plunder and Obsession
2010
Time Below the Rim
1999
Tracking a Vanished Civilization Across the American Southwest
2007
2002
A Naturalist's Exploration of Canyonlands National Park
1995
2022
Uncommon Encounters in the Wild
2007
2002
Earth, Air, Fire and Water
2004
There Are Two Easy Ways to Die in the Desert: Thirst and Drowning
2000
Forever Changing Between Four Corners and the Sea of Cortes
2001
A True Story of Ruin and Survival
2005
Finding the Night Sky in the Age of Light
2025
Seasons of Rock Art on the Colorado Plateau
2022
Essays from Dry Places
2019