For the first time, one of American history’s greatest undiscovered artifacts is revealed — an 1865 image of Abraham Lincoln on his deathbed. Now, Professor Whitny Braun is on a mission to determine the authenticity of the photo.
Teams of experts from around the globe come together to solve some of history's greatest mysteries. Jake Norton finds who got to the top of Everest first, Whitny Braun determines the authenticity of a photo of Abraham Lincoln on his deathbed and more!
