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Publication Order of National Park Mystery Books
| Canyon Sacrifice | (2014) | Hardcover  Paperback  Kindle |
| Mountain Rampage | (2015) | Hardcover  Paperback  Kindle |
| Yellowstone Standoff | (2016) | Hardcover  Paperback  Kindle |
| Yosemite Fall | (2018) | Hardcover  Paperback  Kindle |
| Arches Enemy | (2019) | Hardcover  Paperback  Kindle |
| Mesa Verde Victim | (2020) | Hardcover  Paperback  Kindle |
| Canyonlands Carnage | (2021) | Hardcover  Paperback  Kindle |
Publication Order of Non-Fiction Books
| Backpacking And Camping In The Developing World | (1988) | Hardcover  Paperback  Kindle |
| Adventure Travel in Latin America | (1990) | Hardcover  Paperback  Kindle |
| Handle with Care | (1991) | Hardcover  Paperback  Kindle |
| Extreme Kids | (2006) | Hardcover  Paperback  Kindle |