- Buku AudioRussian HistorySecrets of history
- Buku AudioViking HistorySecrets of history
- Buku AudioNorse MythsSecrets of history
- Buku AudioZapotecs - The Cloud PeopleSecrets of history
- Buku AudioEuropean HistorySecrets of history
- Buku AudioJune 6, 1944Secrets of history
- Buku AudioThe History of SpainSecrets of history
- Buku AudioSeri: From Rus to RussiaWill Forrest
- Buku AudioJune 6, 1944, D-DaySecrets of history
- Buku AudioSeri: D-Day and the Normandy InvasionSecrets of history