Thanksgiving is a celebration that commemorates the harvest reaped by the Plymouth colony in 1621,following their arrival at Plymouth Rock in 1620.

• 1620年，欧洲殖民者到达普利茅斯洛克，第二年即1621年他们获得大丰收。感恩节就是为纪念这一丰收而举行的庆祝活动。