 Denver has one of the country 's largest populations of Mexican Americans and hosts four large Mexican American celebrations : Cinco de Mayo ( with over 500 @,@ 000 attendees ) , in May , El Grito de la Independencia , in September , the annual Lowrider show , and the Dia De Los Muertos art shows / events in North Denver 's Highland neighborhood , and the Lincoln Park neighborhood in the original section of West Denver . 
