- AudiolibroCanyon SacrificeScott Graham
- AudiolibroYosemite FallScott Graham
- AudiolibroYellowstone StandoffScott Graham
- AudiolibroMountain RampageScott Graham
- AudiolibroCanyonlands CarnageScott Graham
- AudiolibroArches EnemyScott Graham
- AudiolibroMesa Verde VictimScott Graham
- AudiolibroSeries: National Park Mysteries (Graham)Scott Graham