Kids hoping Los Reyes Magos will visit them leave shoes out, often under the bed. Discover the essence of Three Kings' Day in Spain: history, the Parade, and the delicious RoscĂ³n de Reyes.Immerse yourself in this celebration! These rituals for Three Kings Day, known in Spanish as El Dia de Reyes, can help you tap into the spirit of the Epiphany and work with it to improve your life. Three Kings Day is a Christian holiday that celebrates the arrival of los Reyes Magos (the magi) on the 12th day of Christmas. On January 6th children wake up and open their presents. People usually eat the RoscĂ³n de Reyes as a snack or for dessert. The heart of the celebration in Barcelona is La Cabalgata de Reyesthe grand Three Kings parade that takes place on the evening of January 5th. On January 6th, people eat a RĂ³scon de Reyes, a sweet bread topped with candies and sometimes filled with fresh cream. In some families, the children leave their shoes out and the Kings leave presents in the children's shoes.