✨”International Beer Day: How America's Breweries Are Booming - There are few better days to highlight the soaring number of American breweries than International Beer Day. Founded in Santa Cruz, California in 2007, the celebration of hops, barley and malt occurs on the first Friday of August. It has grown from a small localized U.S. event to become a global celebration, taking place in backyards, pubs and microbreweries. This is a great time for beer lovers all over the world and for those in t