Revellers look at a display board at the Mardi Gras Krewe du Vieux event in New Orleans, Louisiana, the United States, on Jan. 30, 2021. The Mardi Gras Season which lasts more than a month is held annually in the US city of New Orleans from January to February. The traditional parades of Mardi Gras celebration has been cancelled due to the COVID-19 pandemic this year. (Photo by Wei Lan/Xinhua)

A visitor takes picture of an installation at the Mardi Gras Krewe du Vieux event in New Orleans, Louisiana, the United States, on Jan. 30, 2021. The Mardi Gras Season which lasts more than a month is held annually in the US city of New Orleans from January to February. The traditional parades of Mardi Gras celebration has been cancelled due to the COVID-19 pandemic this year. (Photo by Wei Lan/Xinhua)

Revellers wearing face masks take part in the Mardi Gras Krewe du Vieux event in New Orleans, Louisiana, the United States, on Jan. 30, 2021. The Mardi Gras Season which lasts more than a month is held annually in the US city of New Orleans from January to February. The traditional parades of Mardi Gras celebration has been cancelled due to the COVID-19 pandemic this year. (Photo by Wei Lan/Xinhua)