<P> Thunder Over Louisville , the annual kickoff event of the Kentucky Derby Festival , is an airshow and fireworks display in Louisville , Kentucky . It is generally held each April , about two weeks before the first Saturday in May , or Derby Day . In years where Easter Sunday falls on the usually scheduled weekend , Thunder is moved a week earlier . It is the largest annual fireworks display in North America and began as part of an opening ceremonies event in 1989 with daytime fireworks. 1990 brought the first nighttime fireworks event . It officially began in its current location along the Ohio River in 1991 with fireworks , and an annual air show was added in 1992 . </P>
<P> Thunder Over Louisville , the annual kickoff event of the Kentucky Derby Festival , is an airshow and fireworks display in Louisville , Kentucky . It is generally held each April , about two weeks before the first Saturday in May , or Derby Day . In years where Easter Sunday falls on the usually scheduled weekend , Thunder is moved a week earlier . It is the largest annual fireworks display in North America and began as part of an opening ceremonies event in 1989 with daytime fireworks. 1990 brought the first nighttime fireworks event . It officially began in its current location along the Ohio River in 1991 with fireworks , and an annual air show was added in 1992 . </P>
where is the largest fireworks show in america
where is the largest fireworks show in america
Louisville , Kentucky
Louisville , Kentucky