En images : le 1er mai dans le monde

A grey heron is seen at Sempione Park in Milan, Italy.

Visitors take pictures of the new Gun Violence Memorial, an installation featuring 38,000 silk white roses in 4,000 vases to commemorate the roughly 40,000 Americans who die annually in gun violence, on the National Mall in Washington.

A protester, bottom, and riot policeman react after the protester caught on fire from a gasoline bomb during a protest in the the northern city of Thessaloniki, Greece.

Isabella Disley and her dog Coco wait next to a portrait of Prince Philip, which adorns a window of a department store in Windsor, England.

German Chancellor Angela Merkel holds a candle during a memorial service in Berlin, in remembrance of the country's COVID-19 dead.

NASA’s Ingenuity Mars Helicopter captured this shot as it hovered over the Martian surface on Apr. 19, 2021, during the first instance of powered, controlled flight on another planet. (NASA/JPL-Caltech)

A helicopter hovers above the smoke that engulfs the city of Cape Town, South Africa.

People react after the verdict in the trial of former Minneapolis police officer Derek Chauvin, found guilty of the death of George Floyd, at George Floyd Square in Minneapolis, Minnesota.

Javier Anto, 90, and his wife Carmen Panzano, 92, blow kisses to one another through the window at a nursing home in Barcelona, Spain.

Buddhist monks of the Dhammakaya temple attend a meditation ceremony on Earth Day and light 330,000 candles arranged in the shape of the earth to set a Guinness World Record, in Pathum Thani province, Thailand.

Muslim men attend Friday prayers at the Great Mosque of Istiqlal in Jakarta, Indonesia, April 23, 2021.

A Somali military officer supporting Hawiye opposition leaders is seen on the street of Yaqshid district of Mogadishu.

Andra Day arrives at the Oscars on Sunday, April 25, 2021, at Union Station in Los Angeles. (AP Photo/Chris Pizzello, Pool)

Daniel Kaluuya, winner of the award for best actor in a supporting role for "Judas and the Black Messiah," poses in the press room at the Oscars on Sunday, April 25, 2021, at Union Station in Los Angeles. (AP Photo/Chris Pizzello, Pool)