Photo taken on April 5, 2020 shows closed beach bars in Zandvoort, the Netherlands. The number of coronavirus infection cases in the Netherlands rose by 904 to 16,627 and the death toll of COVID-19, a disease caused by the virus, has increased by 164 to 1,651 from Friday to Saturday, according to the Dutch National Coordination Center for Patient Distribution (LCPS). (Photo by Sylvia Lederer/Xinhua)

Behavioural sign is seen at Zandvoort beach, the Netherlands, April 5, 2020. The number of coronavirus infection cases in the Netherlands rose by 904 to 16,627 and the death toll of COVID-19, a disease caused by the virus, has increased by 164 to 1,651 from Friday to Saturday, according to the Dutch National Coordination Center for Patient Distribution (LCPS). (Photo by Sylvia Lederer/Xinhua)

Photo taken on April 5, 2020 shows a closed beach bar in Zandvoort, the Netherlands. The number of coronavirus infection cases in the Netherlands rose by 904 to 16,627 and the death toll of COVID-19, a disease caused by the virus, has increased by 164 to 1,651 from Friday to Saturday, according to the Dutch National Coordination Center for Patient Distribution (LCPS). (Photo by Sylvia Lederer/Xinhua)

Officials keep close watch on cars in Overveen, the Netherlands, April 5, 2020. The number of coronavirus infection cases in the Netherlands rose by 904 to 16,627 and the death toll of COVID-19, a disease caused by the virus, has increased by 164 to 1,651 from Friday to Saturday, according to the Dutch National Coordination Center for Patient Distribution (LCPS). (Photo by Sylvia Lederer/Xinhua)