"Daddy & Papa" (2003): Same-sex parenting as seen through the lives of four families led by male couples.
10 indelible films from PBS 'Independent Lens' series
"February One: The Story of the Greensboro Four" (2005): The quintessential telling of the 1960 North Carolina sit-ins that inspired nonviolent protests across the nation.
"Enron: The Smartest Guys in the Room" (2007): A complicated financial scandal is boiled down to a universally understandable issue: greed.
"Wordplay" (2007): Bill Clinton and Jon Stewart are among the ink-stained wretches obsessed with the New York Times crossword in this love letter to puzzlers.
"Have You Heard From Johannesburg?" (2012): Five weeks that encapsulated the 45-year struggle of South Africa's anti-apartheid movement.
"Being Elmo: A Puppeteer's Journey" (2012): This touching biopic has been reassessed in light of allegations of sexual impropriety by performer Kevin Clash.
"Muscle Shoals" (2014): The tale of one of the unlikeliest music hotspots in history, an unpretentious Alabama community where such hits as "When a Man Loves a Woman" and "Brown Sugar" were born.
"Best of Enemies" (2016): Gore Vidal and William Buckley duke it out in historic footage that set the stage for every other show you see on cable news.
"Tower" (2017): Animation has rarely been as somberly applied as it is in this re-creation of the 1966 shootings by a sniper at the University of Texas.
"I Am Not Your Negro" (2018): Acclaimed author James Baldwin turned out to be just as fiery on camera as he was on the written page.
Tim Walz appears to learn of Taylor Swift endorsement on live TV