23 Febuary 2018, USA, Lynchburg: The Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: Whiskey barrels from the 1930s at the old visitor's centre of the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: Whiskey barrels from the 1930s at the old visitor's centre of the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The old office of Jack Daniel on the grounds of the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The old office of Jack Daniel on the grounds of the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: Fermenting tanks of the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: Fermenting tanks of the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The burning process for the production of charcoal is started with the help of additional whiskey at the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: Whiskey is produced in a fermentation tank of the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: Sugar maple is burned at the Jack Daniel's distillery, in order to produce charcoal, which is used to filter the whiskey. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: A bottle of Jack Daniel's whiskey from 1950, photographed in the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The visitor's centre of the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The visitor's centre of the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The old office beside the Jack Daniel's cave on the grounds of the Jack Daniel's distillery. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The old office beside the Jack Daniel's cave on the grounds of the Jack Daniel's distillery. Photo: Repro: Kyle Dean Reinford/Jack Daniel's/dpa/dpa

23 Febuary 2018, USA, Lynchburg: A whiskey barrel in the visitor's centre of the Jack Daniel's distillery. Photo: Repro: Kyle Dean Reinford/Jack Daniel's/dpa/dpa

23 Febuary 2018, USA, Lynchburg: A sculpture in front of the cave, from which the water for the Jack Daniel's whiskey flows, serves as a reminder of the company founder Jack Daniel. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: A sculpture in front of the cave, from which the water for the Jack Daniel's whiskey flows, serves as a reminder of the company founder Jack Daniel. Photo: Repro: Kyle Dean Reinford/Jack Daniel's/dpa/dpa

23 Febuary 2018, USA, Lynchburg: A sculpture in front of the cave, from which the water for the Jack Daniel's whiskey flows, serves as a reminder of the company founder Jack Daniel. Photo: Repro: Kyle Dean Reinford/Jack Daniel's/dpa/dpa

23 Febuary 2018, USA, Lynchburg: A sculpture in front of the cave, from which the water for the Jack Daniel's whiskey flows, serves as a reminder of the company founder Jack Daniel. Photo: Repro: Kyle Dean Reinford/Jack Daniel's/dpa/dpa

23 Febuary 2018, USA, Lynchburg: A sculpture in front of the cave, from which the water for the Jack Daniel's whiskey flows, serves as a reminder of the company founder Jack Daniel. Photo: Repro: Kyle Dean Reinford/Jack Daniel's/dpa/dpa

23 Febuary 2018, USA, Lynchburg: A reproduction of a black and white photograph in the old office of the Jack Daniel's distillery, showing the company founder Jack Daniel (C)?and his team. Photo: Repro: Kyle Dean Reinford/Jack Daniel's/dpa/dpa

23 Febuary 2018, USA, Lynchburg: A reproduction of a black and white photograph in the old office of the Jack Daniel's distillery, showing the company founder Jack Daniel (C)?and his team. Photo: Repro: Kyle Dean Reinford/Jack Daniel's/dpa/dpa

23 Febuary 2018, USA, Lynchburg: Nelson Eddy, Jack Daniel's company historian, speaking in the old office of company founder Daniel on the grounds of the Jack Daniel's distillery. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: Nelson Eddy, Jack Daniel's company historian, speaking in the old office of company founder Daniel on the grounds of the Jack Daniel's distillery. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: Jack Daniel's company historian speaking in the old office of company founder Daniel on the grounds of the Jack Daniel's distillery. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: Barrels of the whiskey producer Jack Daniel's stacked in one of the barrel houses. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: Barrels of the whiskey producer Jack Daniel's stacked in one of the barrel houses. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The typical Jack Daniel's font on a whiskey barrel. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: International flags hanging in the visitor's centre of Jack Daniel's distillery, symboliszing the countries in which the most Jack Daniel's whiskey is consumed. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand today. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The old farm of Jack Daniel's near the Jack Daniel's whiskey distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: Water, which is used for Jack Daniel's whiskey, flowing in a stream in front of the Jack Daniel's cave. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: Ingredients for the manufacturing of Jack Daniel's whiskey, among them barley and rye. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: Water, which is used for Jack Daniel's whiskey, flowing in a stream in front of the Jack Daniel's cave. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: One of the several barrel houses on the grounds of the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The old office of Jack Daniel on the grounds of the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The visitor's centre of the Jack Daniel's distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand. Photo: Kyle Dean Reinford/dpa

23 Febuary 2018, USA, Lynchburg: The old farm of Jack Daniels near the Jack Daniels distillery. Company founder Jack Daniel established his first distillery in 1866. With its production of about 90 million litres, Jack Daniel's is America's top-selling whiskey brand. Photo: Kyle Dean Reinford/dpa