Visitors use mobile phones at the newly reopened Sea Life Centre London Aquarium, amid the coronavirus disease (COVID-19) outbreak, in London, Britain, August 1, 2020. REUTERS/Peter Cziborra

A visitor uses a mobile phone at the newly reopened Sea Life Centre London Aquarium, amid the coronavirus disease (COVID-19) outbreak, in London, Britain, August 1, 2020. REUTERS/Peter Cziborra

A visitor uses a mobile phone at the newly reopened Sea Life Centre London Aquarium, amid the coronavirus disease (COVID-19) outbreak, in London, Britain, August 1, 2020. REUTERS/Peter Cziborra

A child is seen at the newly reopened Sea Life Centre London Aquarium, amid the coronavirus disease (COVID-19) outbreak, in London, Britain, August 1, 2020. REUTERS/Peter Cziborra

A visitor uses a mobile phone at the newly reopened Sea Life Centre London Aquarium, amid the coronavirus disease (COVID-19) outbreak, in London, Britain, August 1, 2020. REUTERS/Peter Cziborra

The sea front is pictured at Helensburgh, Scotland, Britain, July 22, 2020. Picture taken July 22, 2020. REUTERS/Russell Cheyne

A male twelve-day-old sea lion cub is seen in its enclosure at Schoenbrunner Tiergarten zoo amid the coronavirus disease (COVID-19) outbreak in Vienna, Austria, July 14, 2020. REUTERS/Lisi Niesner

A male twelve-day-old sea lion cub is seen with its mother Peaches in their enclosure at Schoenbrunner Tiergarten zoo amid the coronavirus disease (COVID-19) outbreak in Vienna, Austria, July 14, 2020. REUTERS/Lisi Niesner

A male twelve-day-old sea lion cub lies on its mothers back in their enclosure at Schoenbrunner Tiergarten zoo amid the coronavirus disease (COVID-19) outbreak in Vienna, Austria, July 14, 2020. REUTERS/Lisi Niesner

A male twelve-day-old sea lion cub is seen with its mother Peaches in their enclosure at Schoenbrunner Tiergarten zoo amid the coronavirus disease (COVID-19) outbreak in Vienna, Austria, July 14, 2020. REUTERS/Lisi Niesner TPX IMAGES OF THE DAY

A male twelve-day-old sea lion cub is seen in its enclosure at Schoenbrunner Tiergarten zoo amid the coronavirus disease (COVID-19) outbreak in Vienna,, Austria, July 14, 2020. REUTERS/Lisi Niesner

Roofed wicker beach chairs are pictured in the early morning hours at an almost empty beach of the Baltic Sea in Glowe on Ruegen Island, Germany, July 14, 2020. REUTERS/Thomas Seythal

Roofed wicker beach chairs are pictured in the early morning hours at an almost empty beach of the Baltic Sea in Glowe on Ruegen Island, Germany, July 14, 2020. REUTERS/Thomas Seythal

Children play with scooters during the sunset at a skate park on the sea wall of Calais, France, July 10, 2020. REUTERS/Pascal Rossignol

A boy plays with a scooter during the sunset at a skate park on the sea wall of Calais, France, July 10, 2020. REUTERS/Pascal Rossignol

A boy plays with a scooter during the sunset at a skate park on the sea wall of Calais, France, July 10, 2020. REUTERS/Pascal Rossignol TPX IMAGES OF THE DAY

Women exercise at the shore of the Mediterranean Sea amid the spread of the coronavirus disease (COVID-19), in Ashdod, Israel July 6, 2020. REUTERS/Amir Cohen

Women exercise at the shore of the Mediterranean Sea amid the spread of the coronavirus disease (COVID-19), in Ashdod, Israel July 6, 2020. REUTERS/Amir Cohen

Russian marines take part in the "Seaborne assault 2020" all-army contest at the Khmelevka firing ground on the Baltic Sea coast in Kaliningrad Region, Russia July 3, 2020. REUTERS/Vitaly Nevar

A Russian marine takes part in the "Seaborne assault 2020" all-army contest at the Khmelevka firing ground on the Baltic Sea coast in Kaliningrad Region, Russia July 3, 2020. REUTERS/Vitaly Nevar TPX IMAGES OF THE DAY

Russian marines take part in the "Seaborne assault 2020" all-army contest at the Khmelevka firing ground on the Baltic Sea coast in Kaliningrad Region, Russia July 3, 2020. REUTERS/Vitaly Nevar

A staff member holds a sign to remind visitors to practice social distancing before the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at a Disney Resort line train in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

Visitors practice social distancing while waiting to enter the park in the poor weather during the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of Tokyo DisneySea in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

Visitors practice social distancing while waiting to enter the park in the poor weather during the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of Tokyo DisneySea in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato TPX IMAGES OF THE DAY

Visitors practice social distancing while waiting to enter the park in the poor weather during the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of Tokyo DisneySea in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

Visitors take a photo after the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of Tokyo Disneyland in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

Visitors wearing Disney character hats wait for the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of Tokyo Disneyland in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

Tokyo Disneyland resort staff wearing protective masks greet visitors before the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of the Tokyo Disneyland in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

Visitors practice social distancing while waiting to enter the park during the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of Tokyo Disneyland in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

Visitors enter the park during the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of Tokyo Disneyland in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

Children practice social distancing during the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of Tokyo Disneyland in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

Visitors take a photo after the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of Tokyo Disneyland in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato TPX IMAGES OF THE DAY

Visitors enter the park during the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of Tokyo Disneyland in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

A staff member holds a sign to remind visitors to practice social distancing before the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of Tokyo Disneyland in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

A staff member holds a sign to remind visitors to practice social distancing before the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of Tokyo Disneyland in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

Tokyo Disneyland resort staff members conduct a body temperature check for visitors before the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of the Tokyo Disneyland in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

Tokyo Disneyland resort staff members conduct a body temperature check for visitors before the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of the Tokyo Disneyland in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

A visitor wearing a handmade Mickey Mouse mask waits for the reopening of Tokyo Disneyland along with Tokyo DisneySea, which closed for months due to the coronavirus disease (COVID-19) outbreak, at the entrance gate of Tokyo Disneyland in Urayasu, east of Tokyo, Japan July 1, 2020. REUTERS/Issei Kato

A man jumps into the sea during hot weather at the beach in Brighton, Britain, June 25, 2020. REUTERS/Hannah McKay TPX IMAGES OF THE DAY

A young man jumps into the sea during hot weather at the beach in Brighton, Britain, June 25, 2020. REUTERS/Hannah McKay

A young man jumps into the sea during hot weather at the beach in Brighton, Britain, June 25, 2020. REUTERS/Hannah McKay

A man jumps into the sea during hot weather at the beach in Brighton, Britain, June 25, 2020. REUTERS/Hannah McKay

A tourist walks near empty sunbeds at Sunny Beach resort on the Black Sea, Bulgaria June 23, 2020. Picture taken June 23, 2020. REUTERS/Stoyan Nenov

A woman disinfects inside a hotel room at Sunny Beach resort on the Black Sea, Bulgaria June 22, 2020. Picture taken June 22, 2020. REUTERS/Stoyan Nenov

A tourist rests near empty sunbeds at Sunny Beach resort on the Black Sea, Bulgaria June 22, 2020. Picture taken June 22, 2020. REUTERS/Stoyan Nenov

A man walks near empty sunbeds at Sunny Beach resort on the Black Sea, Bulgaria June 22, 2020. Picture taken June 22, 2020. REUTERS/Stoyan Nenov TPX IMAGES OF THE DAY

A sea turtle is seen at Tynemouth Aquarium, ahead of its reopening following the outbreak of the coronavirus disease (COVID-19), in Tynemouth, Britain, June 24, 2020. REUTERS/Lee Smith

People enjoy a barbecue at on the shore of the Dead Sea in the Israeli-occupied West Bank June 19, 2020. Picture taken June 19, 2020. REUTERS/Ammar Awad

People enjoy a barbecue at on the shore of the Dead Sea in the Israeli-occupied West Bank June 19, 2020. Picture taken June 19, 2020. REUTERS/Ammar Awad

Men take a swim at the Dead Sea in the Israeli-occupied West Bank June 18, 2020. Picture taken June 18, 2020. REUTERS/Ammar Awad

A woman takes a picture of two kids at a promenade by the Arabian Sea on International Day of Yoga, amid the coronavirus disease (COVID-19) outbreak in Mumbai, India, June 21, 2020. REUTERS/Francis Mascarenhas

A woman does yoga at a promenade by the Arabian Sea on International Day of Yoga, amid the coronavirus disease (COVID-19) outbreak in Mumbai, India, June 21, 2020. REUTERS/Francis Mascarenhas

A visitor wearing a protective face mask is seen at a Sea World on the first day of reopening at the Ancol Dunia Fantasi amusement park amid the coronavirus disease (COVID-19) outbreak in Jakarta, Indonesia, June 20, 2020. REUTERS/Ajeng Dinar Ulfiana

Visitors wearing protective face masks are seen at a Sea World on the first day of reopening, at the Ancol Dunia Fantasi amusement park amid the coronavirus disease (COVID-19) outbreak in Jakarta, Indonesia, June 20, 2020. REUTERS/Ajeng Dinar Ulfiana

A general view shows the beach in the Aqaba Gulf at the Red Sea resort of Sharm el-Sheikh, amid the coronavirus disease (COVID-19) outbreak, Egypt June 20, 2020. REUTERS/Mohamed Abd El Ghany

A view shows the beach in the Aqaba Gulf at the Red Sea resort of Sharm el-Sheikh, amid the coronavirus disease (COVID-19) outbreak, Egypt June 20, 2020. REUTERS/Mohamed Abd El Ghany

A tourist walks in the Aqaba Gulf at the Red Sea resort of Sharm el-Sheikh, amid the coronavirus disease (COVID-19) outbreak, Egypt June 20, 2020. REUTERS/Mohamed Abd El Ghany

A tourist sunbathes in the Aqaba Gulf at the Red Sea resort of Sharm el-Sheikh, amid the coronavirus disease (COVID-19) outbreak, Egypt June 20, 2020. REUTERS/Mohamed Abd El Ghany

A tourist swims in the Aqaba Gulf at the Red Sea resort of Sharm el-Sheikh, amid the coronavirus disease (COVID-19) outbreak, Egypt June 20, 2020. REUTERS/Mohamed Abd El Ghany

A tourist swims in the Aqaba Gulf at the Red Sea resort of Sharm el-Sheikh, amid the coronavirus disease (COVID-19) outbreak, Egypt June 20, 2020. REUTERS/Mohamed Abd El Ghany