Ceremony “Crusade for World Peace - Saint Sara Kali Project”. The ceremony happens on the 24th of each month at Garota de Ipanema Park, where the Saint Sara Kali Grotto is located. The event aims to spread the gypsy culture and to pay homage to the patron saint of the gypsy people. National Gypsy Day is celebrated on May 24th, the day of Saint Sara Kali.