Filter Results Refine these results by: Category: History Military Civilization Europe Modern Holocaust Jewish Russia & the Former Soviet Union World Ancient Historical Geography Social History General History Essays Native American Renaissance Latin America Expeditions & Discoveries Asia Historiography Reference Women Middle East Medieval Maritime History & Piracy United States Africa North America Audio Length Less Than 1 Hour 1 to 3 Hours 3 to 6 Hours 6 to 10 Hours 10 to 20 Hours More than 20 Hours