-
1. Track of the Cat
(1993)
Guadalupe
Mountains National Park in Texas
-
2. A Superior Death
(1994)
Isle Royale
National Park in Lake Superior, Michigan
-
3. Ill Wind (1995)
Mesa Verde
National Park in Colorado
-
4. Firestorm (1996)
Lassen
Volcanic National Park
-
5. Endangered Species
(1997)
Cumberland
Island National Seashore of the coast of Georgia
-
6. Blind Descent (1998)
Carlsbad
Caverns National Park in New Mexico
-
7. Liberty Falling (1999)
Statue of
Liberty and Ellis Island National Monuments in New York
City.
-
8. Deep South (2000)
Natchez
Trace Parkway in Mississippi
-
9. Blood Lure (2001)
Glacier/Waterton National Peace Park in Montana
-
10. Hunting Season (2002)
Natchez
Trace Parkway in Mississippi
-
11. Flashback (2003)
Dry
Tortugas National Park, a grouping of tiny islands
seventy miles off Key West
-
12. High Country (2004)
Yosemite
National Park in California
-
13. Hard Truth (2005)
Rocky Mountain's National Park, Colorado
-
14. Winter Study (2008)
Isle Royale
National Park in Lake Superior, Michigan
-
15. Borderline (2009)
Big Bend National Park in Texas
-
16. Burn (2010)
New Orleans, Louisiana
-
17. The Rope (2012)
Glen Canyon National Recreational Area
-
18. Destroyer Angel
(2014)
Iron Range in northern Minnesota
-
19. Boar Island (2016)
Acadia National Park in Maine
