The Answer Is . . . (Unabridged)
2020
100 Places to See After You Die (Unabridged)
2023
Planet Funny (Unabridged)
2018
The Serving Leader, 2nd Edition : Five Powerful Actions to Transform Your Team, Business, and Community
2016
Maphead : Charting the Wide, Weird World of Geography Wonks
2011
U.S. Presidents
2023