Bottles of white tequila in the tasting room inside the Casa Siete Leguas, El Centenario tequila distillery in Atotonilco de Alto, Jalisco, Mexico. The tequila is aged from 2-12 years in white oak barrels that once held American Kentucky Bourbon. The Seven Leagues tequila distillery is the oldest family owned distillery producing authentic handcrafted tequila using traditional methods.