Filter Results Refine these results by: Category: History Europe General History Military Holocaust Wars & Conflicts United States World Asia Middle East Medieval Historical Geography Native American Modern Russia & the Former Soviet Union Revolutionary Renaissance Ancient Jewish Social History Latin America Historiography Study & Teaching Polar Regions Africa Expeditions & Discoveries Oceania North America Civilization Caribbean & West Indies African American Canada Maritime History & Piracy Women Islamic Norman Conquest to Late Medieval (1066-1485) Tudor & Elizabethan Era (1485-1603) Americas Reference Australia & New Zealand Essays 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