The Mother's Day holiday is celebrated in many countries around the world, but in the United States it is honored on the second Sunday in May. Why not explore your family's maternal ancestry for something new come the holiday. The Ancient Greeks honored Rhea, the "mother of the gods," by eating honey-cakes, sipping drinks and picking flowers. Try and find a hobby or cooking tradition that your maternal ancestors enjoyed, such sewing or making Grandma’s coffee cake. Learn about the history of Mother’s Day for more ideas.