With preventive measures like keeping social distancing, some beaches in north of France reopened to the public on Saturday after lockdown due to the COVID-19 outbreak. (Photos: Xinhua)

People take a walk on the beach in Dunkirk, north of France on May 16, 2020.

People enjoy the sea and beach in Dunkirk, north of France on May 16, 2020.

A woman enjoys the sea and beach in Dunkirk, north of France on May 16, 2020.

Policemen patrol on the beach in Dunkirk, north of France on May 16, 2020.

People take a walk on the beach in Dunkirk, north of France on May 16, 2020.

People ride bicycles on the beach in Dunkirk, north of France on May 16, 2020.

People take a walk on the beach in Dunkirk, north of France on May 16, 2020.

People take a walk on the beach in Dunkirk, north of France on May 16, 2020.

A man walks with surfboard on the beach in Dunkirk, north of France on May 16, 2020.

Policemen patrol on the beach in Dunkirk, north of France on May 16, 2020.

People take a walk on the beach in Dunkirk, north of France on May 16, 2020.