High Quality Content by WIKIPEDIA articles! Indigenous People`s Day (also known as Native American Day) is a holiday celebrated in various localities in the United States, begun as a counter-celebration to Columbus Day. The purpose of the day is to promote Native American culture and commemorate the history of Native American peoples. The celebration began in Berkeley, California as an alternative to Columbus Day, which is listed as a federal holiday in the United States but is not observed as a state holiday in every state. Indigenous People`s Day is usually held on the second Monday of October, coinciding with federal observance of Columbus Day.