Hecho matemático: 56720 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 56720 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fecha histórica: April 17th is the day in 1797 that Sir Ralph Abercromby attacks San Juan, Puerto Rico in what would be one of the largest invasions of the Spanish territories in America.