* The Mildenhall Treasure (2007)
* The Tower (2010)
* The Dying Breath (2014)
* The Strangers We Know (2016)
* The Vanished (2020)
* The Dead Land (2023)
Facklitteratur:
* Once and Future Great Lakes Country:An Ecological History (1998, medförfattare med William E. Bluhm)
* Great Lakes:An Environmental History (2004)
* Nature's Metropolis:Chicago and the Great West (2008)
Barnböcker:
* The Great Lakes Conspiracy:A Mystery Adventure (2011)
* The Great Lakes Treasure Hunt:A Mystery Adventure (2013)
* The Great Lakes Shipwreck Mystery:A Mystery Adventure (2015)