Columbus Day Columbus Day Columbus Day is a national holiday in many countries of the Americas and elsewhere which officially celebrates the anniversary of Christopher Columbus's arrival in the Americas on October 12, 1492. Christopher Columbus was an Italian explorer who set sail across the Atlantic Ocean in search of a faster route to the New World. His first voyage to the New World on the Spanish ships the Santa María, Niña"," and La Pinta took approximately three months. Columbus and his crew's arrival to the New World initiated the Columbian Exchange which introduced the transfer of plants, animals, culture, human populations,
Columbus Day as an official state holiday, though many mark it as a "Day of Observance" or "Recognition" and at least four do not recognize it at all. Most states that celebrate Columbus Day will close state services, while others operate as normal. San Francisco claims the nation's oldest continuously existing celebration with the Italian-American community's annual Columbus Day Parade, which was established by Nicola Larco in 1868, while New York City boasts the largest, with over 35,000 marchers and one million viewers. As in the mainland United States, Columbus Day is a legal holiday in the U.S. territory of Puerto Rico.