Here's how the world's top-selling Kentucky Straight Bourbon is made

Back in 1795, Jacob Beam sold the first barrel of Jim Beam bourbon.

The corn-based recipe came from Beam's father, a German immigrant.

Save for Prohibition, the Jim Beam Stillhouse has been churning out quality bourbon ever since - the company says it sells seven million cases of bourbon globally per year.

Today its distillery offers tours of its impressive facilities.

In honor of National Bourbon Heritage Month, here's a look at the work behind the bourbon that ends up in your glass.