For a time, a near-mint Colt Walker held the distinction of being the most expensive gun ever sold after it was auctioned for $1.8 million in 2018. Here to tell the story of the legendary revolver (and its creators, Samuel Colt and Samuel Walker) is Logan Metesh. Logan founded and runs High Caliber History LLC and has more than a decade of experience working for the Smithsonian Institution and the National Park Service.