Visitors enjoy the autumn scenery at the Bethesda Fountain in Central Park in New York, the United States, on Nov. 8, 2019. (Xinhua/Han Fang)

Visitors enjoy the autumn scenery in Central Park in New York, the United States, on Nov. 8, 2019. (Xinhua/Han Fang)

Manhattan skyline is seen from the Liberty Island in New York, the United States, on Nov. 6, 2019. (Xinhua/Han Fang)

A seagull rests at the Liberty Island in New York, the United States, on Nov. 6, 2019. (Xinhua/Han Fang)

Visitors walk past fallen leaves in Central Park in New York, the United States, on Nov. 8, 2019. (Xinhua/Han Fang)

Visitors enjoy the autumn scenery in Central Park in New York, the United States, on Nov. 8, 2019. (Xinhua/Han Fang)

Visitors view the Manhattan skyline on the Liberty Island in New York, the United States, on Nov. 6, 2019. (Xinhua/Han Fang)

Manhattan skyline is seen from the Liberty Island in New York, the United States, on Nov. 6, 2019. (Xinhua/Han Fang)