Contemporary mystery.
Anna Pigeon is a National Park Ranger.
Track of the Cat(1993)
Set in Guadalupe Mountains National Park.A Superior Death(1994)
Set in Isle Royale National Park.Ill Wind(1995)
Set in Mesa Verde National Park.Firestorm(1996)
Set in Lassen Volcanic National Park.Endangered Species(1997)
Set on Cumberland Island National Seashore.Blind Descent(1998)
Set in Carlsbad Caverns National Park.Liberty Falling(1999)
Set on Statue of Liberty and Ellis Island National Monuments.Deep South(2000)
Set on Natchez Trace Parkway.Blood Lure(2001)
Set in Glacier/Waterton National Peace Park.Hunting Season(2002)
Set on Natchez Trace Parkway.Flashback(2003)
Set in Dry Tortugas National Park.High Country(2004)
Set in Yosemite National Park.Hard Truth(2005)
Set in Rocky Mountain National Park.- Winter Study (2008)
Set in Isle Royale National Park. - Borderline (2009)
Set in Big Bend National Park. - Burn (2010)
Set in New Orleans.
The author's website is here.