Cavalry Police officers patrol Venice Beach, California, May 23.

The county reopened its beaches a week ago but kept beach parking lots, bike paths, piers, and boardwalks closed.

In this image made with a telephoto lens, people visit Huntington Beach, California, May 23.

A boy wearing a protective mask is seen on the empty Coney Island beach in Brooklyn, New York City, May 23.

People queue to go to the Long Branch beach on the first day that beaches were reopened in Long Branch, New Jersey, May 22.

A man reads among a row of benches closed off to promote social distancing at Long Beach on the first day that New York beaches were open in Long Island, New York, May 22.

People sit at the beach as cyclists ride bicycles in Huntington Beach, California, May 23.

A man meditates as holiday beachgoers head to Venice Beach, California, May 24.

People walk past a sign advising about social distancing on the boardwalk in Ocean City, Maryland, May 24.

Holiday beachgoers head to Venice Beach, California, May 24.

Members of the patriotic motorcycle club Rolling Thunder participate in the annual Memorial Day Parade in the Staten Island borough of New York City, May 25.