Jack Daniel's is a famous American whiskey brand known for its distinctive Tennessee whiskey. Founded in 1866 by Jack Daniel, the distillery is located in Lynchburg, Tennessee. The whiskey is made using a unique charcoal filtering process called the Lincoln County Process, which gives it a smooth flavor. The brand is recognized for its square bottles and black label, which have become iconic in the world of spirits. Jack Daniel's offers various expressions, including Old No. 7, which is the flagship product, and other variations like Single Barrel and Honey.