More Celebrates : The world 's messiest festivals . Guatemala , El Salvador , Honduras , Nicaragua and Costa Rica celebrate on September 15 . Mexico celebrate its Independence Day , sometimes referred to as El Grito , on September 15 . iReporters from all the countries shared their best Independence Day .
Guatemala , El Salvador , Honduras , Nicaragua and Costa Rica celebrate on September 15 . Mexico celebrate its Independence Day , sometimes referred to as El Grito , on September 15 . iReporters from all the countries shared their best Independence Day .