Don't miss our next all-new episode! 'Best of 20' airs on December 19
Paintings, pitchers, and posters in Austin Hour 3
Watch some of the best reactions, best family stories, best history lessons and more from Season 20.
When's a derringer not a Deringer?
Who faked the Texas Declaration of Independence copies that were making the rounds on the auction circuit?
Read the translation from Italian to English of the 1607 Galileo letter!
Explore all-new content before the new season premiers in January 2017.
New series premieres January 15, 2017
Miniseries premiers on December 11, 2016 at 9pm.