Don't miss our next all-new episode! 'Best of 20' airs on December 19
Find out if the discoveries in Bismarck Hour 1 sink or swim
In Bismarck Hour 2, treasures like this vase with chameleons certainly don't blend in!
Watch some of the best reactions, best family stories, best history lessons and more from Season 20.
In May 1866 Samuel Clemens wrote a humdinger of a letter from Hawaii to his old childhood friend back in Missouri, William Bowen, whose great-granddaughter Mary brought it to ROADSHOW. Read it here!
A vintage Chicago Black Hawks jersey at the Austin ROADSHOW raised the complicated and ongoing controversy of racial stereotypes in sports mascots.
Hear more from the owner of the masks!
Rescuing the men aboard a sunken submarine was all but impossible until 1939, when Charles Momsen helped save the lives of 33 sailors trapped 240 feet beneath the ocean's surface.
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.