Drone photograph of Scenic World's Cableway moving down into the Jamison Valley in the Blue Mountains, New South Wales, Australia, February 1, 2021. REUTERS/Stefica Nicole Bikes

Drone photograph of Scenic World tourism operator overlooking Katoomba Falls in the Blue Mountains, New South Wales, Australia, February 1, 2021. REUTERS/Stefica Nicole Bikes

Drone photograph of Scenic World's cableway in the Blue Mountains, New South Wales, Australia, February 1, 2021. REUTERS/Stefica Nicole Bikes

Children, who miss their online classes due to lack of internet facility, walk in a line as they leave after attending their open-air classes after schools were closed following the coronavirus disease (COVID-19) outbreak, at the scenic Doodhpathri in central Kashmir's Budgam district August 24, 2020. REUTERS/Danish Ismail

Teachers give lectures to children, who do not have access to internet facilities, during their open-air classes after schools were closed following the coronavirus disease (COVID-19) outbreak, at the scenic Doodhpathri in central Kashmir's Budgam district August 24, 2020. REUTERS/Danish Ismail

Teachers give lectures to children, who do not have access to internet facilities, during their open-air classes after schools were closed following the coronavirus disease (COVID-19) outbreak, at the scenic Doodhpathri in central Kashmir's Budgam district August 24, 2020. REUTERS/Danish Ismail

Teachers give lectures to children, who do not have access to internet facilities, during their open-air classes after schools were closed following the coronavirus disease (COVID-19) outbreak, at the scenic Doodhpathri in central Kashmir's Budgam district August 24, 2020. REUTERS/Danish Ismail

Teachers and children, who do not have access to internet facilities, sit on marked areas to maintain social distancing during their open-air classes after schools were closed following the coronavirus disease (COVID-19) outbreak, at the scenic Doodhpathri in central Kashmir's Budgam district August 24, 2020. REUTERS/Danish Ismail

Children, who do not have access to internet facilities, sit in shade during their open-air classes after schools were closed following the coronavirus disease (COVID-19) outbreak, at the scenic Doodhpathri in central Kashmir's Budgam district August 24, 2020. REUTERS/Danish Ismail

A trawler fishes front of the beach in Wissant, France, August 20, 2020. Picture taken August 20, 2020. REUTERS/Pascal Rossignol

A trawler fishes front of the beach in Wissant, France, August 20, 2020. Picture taken August 20, 2020. REUTERS/Pascal Rossignol

A trawler fishes front of the beach in Wissant, France, August 20, 2020. Picture taken August 20, 2020. REUTERS/Pascal Rossignol

A trawler fishes front of the beach in Wissant, France, August 20, 2020. Picture taken August 20, 2020. REUTERS/Pascal Rossignol

A trawler fishes front of the beach in Wissant, France, August 20, 2020. Picture taken August 20, 2020. REUTERS/Pascal Rossignol

A girl sells tickets for a boat trip as coronavirus disease (COVID-19) heavily affects tourism in Budva, Montenegro, August 8, 2020. Picture taken August 8, 2020. REUTERS/Stevo Vasiljevic

Surfers take to the waves at Kaiwi Scenic point in Honolulu, Hawaii, U.S. July 26, 2020, ahead of the arrival of Hurricane Douglas REUTERS/Marco Garcia

Opera singers Flurina Stucki, Karis Tucker, Annika Schlicht wait for their performance during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

Opera singers Flurina Stucki, Karis Tucker, Annika Schlicht wait for their performance during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

Opera singer Annika Schlicht performs during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

Opera singer Judit Kutasi wears a face mask as she performs during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

Opera singer Karis Tucker wears a face mask as she waits for her performance during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

Opera singer Karis Tucker (R) wears a face mask as she performs with Judit Kutasi and Irene Roberts during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

Opera singers perform during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

Opera singer, Tobias Kehrer, walks past unoccupied, white wrapped seats during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

Opera singers perform during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

Unoccupied, white wrapped seats are pictured during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

Opera singers perform during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

Opera director, Dietmar Schwarz, poses beside a statue of German composer Richard Wagner before the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

Opera singers perform during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

A statue of German composer Richard Wagner is covered with a face mask during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

A statue of German composer Richard Wagner is covered with a face mask during the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

Opera director, Dietmar Schwarz, is pictured before the dress rehearsal of Richard Wagner's Das Rheingold (The Rhinegold) in a semi-scenic performance by Jonathan Dove on the parking deck of Deutsche Oper opera house, which claims it to be the first performance of an opera since the easing of the measures after lockdown, amid the coronavirus disease (COVID-19) outbreak in Berlin, Germany, June 9, 2020. REUTERS/Fabrizio Bensch

People walk at a scenic viewpoint area at Badlands National Park as the spread of the coronavirus disease (COVID-19) continues, where visitors centers and entrance stations are closed but roads, campgrounds and trails remain open near Wall, South Dakota, U.S., April 16, 2020. REUTERS/Shannon Stapleton

General view of the Cala Major beach during the coronavirus disease (COVID-19) outbreak in Palma de Mallorca, Spain April 9, 2020. REUTERS/Enrique Calvo

Footprints are seen on a beach during sunset amid concerns about the spread of the coronavirus disease (COVID-19), in the northern Gaza Strip April 8, 2020. Picture taken April 8, 2020. REUTERS/Suhaib Salem

The pink supermoon, the biggest full moon of 2020, rises between clouds over the city of Ronda, Spain April 8, 2020. REUTERS/Jon Nazca

The pink supermoon, the biggest full moon of 2020, is seen behind street lamps in Pieta, Malta April 8, 2020. REUTERS/Darrin Zammit Lupi

The pink supermoon, the biggest full moon of 2020, is seen behind street lamps in Pieta, Malta April 8, 2020. REUTERS/Darrin Zammit Lupi

The pink supermoon is seen behind an electronic traffic information board displaying a reminder to maintain social distancing because of the coronavirus disease (COVID-19) outbreak in St Andrew's, Malta April 8, 2020. REUTERS/Darrin Zammit Lupi

The pink supermoon, the biggest full moon of 2020, is seen behind street lamps in Pieta, Malta April 8, 2020. REUTERS/Darrin Zammit Lupi

General view of the sunset over London, as the spread of the coronavirus disease (COVID-19) continues, London, Britain, April 8, 2020. REUTERS/Dylan Martinez

The pink supermoon, the biggest full moon of 2020, rises behind a lighthouse in Valletta, Malta April 8, 2020. REUTERS/Darrin Zammit Lupi

The pink supermoon, the biggest full moon of 2020, rises over a city of Valletta, Malta April 8, 2020. REUTERS/Darrin Zammit Lupi

The pink supermoon, the biggest full moon of 2020, rises behind a lighthouse in Valletta, Malta April 8, 2020. REUTERS/Darrin Zammit Lupi

The pink supermoon, the biggest full moon of 2020, rises behind a lighthouse in Valletta, Malta April 8, 2020. REUTERS/Darrin Zammit Lupi

The pink supermoon, the biggest full moon of 2020, rises behind a lighthouse in Valletta, Malta April 8, 2020. REUTERS/Darrin Zammit Lupi

The pink supermoon, the biggest full moon of 2020, is seen over Fort Saint Elmo at the entrance of Grand Harbour in Valletta, Malta April 8, 2020. REUTERS/Darrin Zammit Lupi

A tree is silhouetted as the supermoon shines behind it in Lalitpur, Nepal April 8, 2020. REUTERS/Navesh Chitrakar

The supermoon shines through a temple in Bangkok, Thailand, April 8, 2020. REUTERS/Athit Perawongmetha

The supermoon shines through a temple in Bangkok, Thailand, April 8, 2020. REUTERS/Athit Perawongmetha

The supermoon shines through the Giant Swing in Bangkok, Thailand, April 8, 2020. REUTERS/Jorge Silva

The supermoon shines through the Giant Swing in Bangkok, Thailand, April 8, 2020. REUTERS/Jorge Silva

The supermoon shines through the Giant Swing in Bangkok, Thailand, April 8, 2020. REUTERS/Jorge Silva

A commercial vessel sails through the Bosphorus during the outbreak of the coronavirus disease (COVID-19) in Istanbul, Turkey, April 8, 2020. REUTERS/Umit Bektas

The supermoon rises above Wat Saket Temple, also know as Golden Mountain, in Bangkok, Thailand, April 8, 2020. REUTERS/Jorge Silva

The supermoon rises above Wat Saket Temple, also know as Golden Mountain, in Bangkok, Thailand, April 8, 2020. REUTERS/Jorge Silva

The supermoon rises above Wat Saket Temple, also know as Golden Mountain, in Bangkok, Thailand, April 8, 2020. REUTERS/Jorge Silva

The supermoon rises above Wat Saket Temple, also know as Golden Mountain, in Bangkok, Thailand, April 8, 2020. REUTERS/Jorge Silva

The supermoon rises above Wat Saket Temple, also know as Golden Mountain, in Bangkok, Thailand, April 8, 2020. REUTERS/Jorge Silva

The supermoon rises above Wat Saket Temple, also know as Golden Mountain, in Bangkok, Thailand, April 8, 2020. REUTERS/Jorge Silva