Discover how three Black diplomats broke racial barriers at the US State Department during the Cold War. Asked to represent the best of American ideals abroad while facing discrimination at home, they left a lasting impact on the Foreign Service.

Explore the 1928 dam collapse, the second deadliest disaster in California history. A colossal engineering failure, the dam was built by William Mulholland, who had ensured the growth of Los Angeles by bringing water to the city via aqueduct.

Discover how an outbreak of bubonic plague in 1900 set off fear and anti-Asian sentiment in San Francisco. This new documentary tells the gripping story of the race against time by health officials to save the city from the deadly disease.

Part 1: Revisit the 1979 Iran hostage crisis, when 52 Americans were held hostage in Tehran, through stories of those whose ordeal riveted the world.

Part 2: Revisit the 1979 Iran hostage crisis, when 52 Americans were held hostage in Tehran, through stories of those whose ordeal riveted the world.