An interactive graphic shows the 1,410 different spots on the globe presidents have referenced in 224 speeches.
An interactive chart reveals how the words presidents use reflect the twists and turns of American history.
"Peace talks" didn't exist. Civil War soldiers weren't named Kevin. There's a lot to learn from the subtle anachronisms of Tony Kushner's Oscar-nominated script.
The show prides itself for historical accuracy—but do the characters really talk like people from the '60s?