Originally  Hartjesdag  (Day of Hearts) was a festival celebrated on the third Monday in August in the Dutch areas of Haarlem and Bloemendaal and in various parts of Amsterdam, particularly around the Haarlemmerplein, in the Jordaan, and in the Dapperbuurt. On Hartjesdag fires were kindled and children collected money.
Hartjesdag (Day of Hearts) was a festival celebrated on the third Monday in August in Dutch areas like Haarlem and Bloemendaal, as well as parts of Amsterdam, particularly around Haarlemmerplein, Jordaan, and Dapperbuurt. On Hartjesdag, bonfires were lit, and children collected money.