The "Day of the Dead Parade" in Mexico City on Oct. 29, 2022.
Claudio Cruz / AFP - Getty Images"In Mexico, Nov. 1 and 2 are very special days because they celebrate All Saints’ Day and All Souls’ Day, respectively," said Diana Martínez, an academic at the Institute of Anthropological Research at the National Autonomous University of Mexico, or UNAM.
By the 13th century, the Roman Catholic Church established Nov. 1 as All Saints’ Day.
People take part in the "Day of the Dead Parade" in Mexico City on Oct. 29, 2022.
He's worked at the cemetery from a very young age and has witnessed many Día de los Muertos celebrations.