Visitors to the London Eye wheel look out of pods with a fairground ride seen behind, a day before New Year celebrations, which will include a huge firework display in front of the attraction, in London, Britain December 30, 2019. REUTERS/Toby Melville

A view of the fairground rides at Cosmo World amusement park in Yokohama, Japan, October 8, 2019. Picture taken with long exposure on October 8, 2019. REUTERS/Matthew Childs

People ride on a fairground attraction during a celebration of Eid al-Fitr in Kultur Park in Izmir, Turkey, June 15, 2018. REUTERS/Ekaterina Anchevskaya SEARCH "SYRIA MIGRANTS" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

Taxi drivers protest outside IFEMA fairgrounds during a taxi strike against regulation of ride-hailing and car-sharing services such as Uber and Cabify in Madrid, Spain, January 24, 2019. REUTERS/Susana Vera

Taxi drivers raise their hands as they protest outside IFEMA fairgrounds during a taxi strike against regulation of ride-hailing and car-sharing services such as Uber and Cabify in Madrid, Spain, January 24, 2019. REUTERS/Susana Vera

Striking taxi drivers protest outside IFEMA fairgrounds during a taxi strike against regulation of ride-hailing and car-sharing services such as Uber and Cabify in Madrid, Spain, January 24, 2019. REUTERS/Susana Vera

Passengers crowd in a metro train in the direction to IFEMA fairgrounds and the airport during a taxi strike against regulation of ride-hailing and car-sharing services such as Uber and Cabify in Madrid, Spain, January 24, 2019. REUTERS/Susana Vera

Passengers crowd a metro platform in the direction to IFEMA fairgrounds and the airport during a taxi strike against regulation of ride-hailing and car-sharing services such as Uber and Cabify in Madrid, Spain, January 24, 2019. REUTERS/Susana Vera

Passengers crowd a metro platform in the direction to IFEMA fairgrounds and the airport during a taxi strike against regulation of ride-hailing and car-sharing services such as Uber and Cabify in Madrid, Spain, January 24, 2019. REUTERS/Susana Vera

Passengers crowd a metro platform in the direction to IFEMA fairgrounds and the airport during a taxi strike against regulation of ride-hailing and car-sharing services such as Uber and Cabify in Madrid, Spain, January 24, 2019. REUTERS/Susana Vera

The Frauenkirche (Church of Our Lady) is pictured at a Christmas Market in Dresden, Germany, December 9, 2018. REUTERS/Fabrizio Bensch

A plastic bumper lies on the sand at Maccarese beach in Rome, Italy November 21, 2018. REUTERS/Max Rossi

Illuminated ferris wheel is seen at sunset in Beirut, Lebanon, November 5, 2018.REUTERS/Jamal Saidi

A participant is pictured in front of a Ferris wheel during a Halloween event at an amusement park in Ulaanbaatar, Mongolia October 31, 2018. Picture taken October 31, 2018. REUTERS/B. Rentsendorj

A participant in costume poses for a photo during a Halloween event in Kawasaki, south of Tokyo, Japan October 28, 2018. REUTERS/Toru Hanai

People ride the ferris wheel, in Blackpool, Britain, October 22, 2018. REUTERS/Hannah McKay

Visitors ride a merry-go-round during the opening day of the 185th Oktoberfest in Munich, Germany September 22, 2018. REUTERS/Michael Dalder

Visitors ride a merry-go-round during the opening day of the 185th Oktoberfest in Munich, Germany September 22, 2018. REUTERS/Michael Dalder

Visitors ride a ferris wheel during the opening day of the 185th Oktoberfest in Munich, Germany September 22, 2018. REUTERS/Michael Dalder

People enjoy a fairground ride by the River Thames in central London, Britain, September 2, 2018. REUTERS/Hannah McKay

People enjoy a fairground ride by the River Thames in central London, Britain, September 2, 2018. REUTERS/Hannah McKay

Muslim girls ride a fairground ride as they celebrate Eid Al-Adha in Burgess Park, south London, Britain August 21, 2018. REUTERS/Henry Nicholls

Muslim children ride a fairground attraction at a fairground set up to celebrate Eid Al-Adha in Burgess Park, south London, Britain August 21, 2018. REUTERS/Henry Nicholls

Muslim children ride a fairground attraction at a fairground set up to celebrate Eid Al-Adha in Burgess Park, south London, Britain August 21, 2018. REUTERS/Henry Nicholls

Muslim children ride a fairground attraction at a fairground set up to celebrate Eid Al-Adha in Burgess Park, south London, Britain August 21, 2018. REUTERS/Henry Nicholls

Muslim children ride dodgems at a fairground set up to celebrate Eid Al-Adha in Burgess Park, south London, Britain August 21, 2018. REUTERS/Henry Nicholls

Muslim children ride dodgems at a fairground set up to celebrate Eid Al-Adha in Burgess Park, south London, Britain August 21, 2018. REUTERS/Henry Nicholls

Kids cool off in the spray of water from an outdoor waterpark fountain in downtown San Diego, California, U.S. July 5, 2018. REUTERS/Mike Blake

People take a fairground ride during the Eid al-Fitr holiday in Rawalpindi, Pakistan June 18, 2018.REUTERS/Faisal Mahmood

Revellers enjoy a ride as the sun sets during the Field Day Festival at Brockwell Park in London, Britain, June 1, 2018. Picture taken June 1, 2018. REUTERS/Dylan Martinez TPX IMAGES OF THE DAY

A ferris wheel is seen in the North Korean town of Sinuiju from the Chinese side of the border in Dandong, Liaoning Province, China May 25, 2018. REUTERS/Joseph Campbell

A ferris wheel is seen in the North Korean town of Sinuiju from the Chinese side of the border in Dandong, Liaoning Province, China May 25, 2018. REUTERS/Joseph Campbell

People ride on a swing carousel as part of the traditional celebration of Saint George's Day in Strumica, eastern Macedonia May 6, 2018. REUTERS/Ognen Teofilovski TPX IMAGES OF THE DAY

People sit on a swing carousel ride at St. Matthew's fairground, a traditional amusement park, in Prague, Czech Republic, March 10, 2018. REUTERS/David W Cerny TPX IMAGES OF THE DAY

People sit on a swing carousel ride at St. Matthew's fairground, a traditional amusement park, in Prague, Czech Republic, March 10, 2018. REUTERS/David W Cerny

People sit on a swing carousel ride at St. Matthew's fairground, a traditional amusement park, in Prague, Czech Republic, March 10, 2018. REUTERS/David W Cerny

People sit on a swing carousel ride at St. Matthew's fairground, a traditional amusement park, in Prague, Czech Republic, March 10, 2018. REUTERS/David W Cerny

People sit on a swing carousel ride at St. Matthew's fairground, a traditional amusement park, in Prague, Czech Republic, March 10, 2018. REUTERS/David W Cerny

People sit in a dragon-shaped ride at St. Matthew's fairground, a traditional amusement park, in Prague, the Czech Republic, March 10, 2018. REUTERS/David W Cerny

People sit in a dragon-shaped ride at St. Matthew's fairground, a traditional amusement park, in Prague, the Czech Republic, March 10, 2018. REUTERS/David W Cerny

A view shows the snow-covered Tuileries Garden and the giant Ferris wheel in Paris as winter weather with snow and freezing temperatures continues in northern France, February 9, 2018. REUTERS/Gonzalo Fuentes

A lunar eclipse of a full "Blue Moon" is seen rising over a roller coaster ride in Chennai, India, January 31, 2018. REUTERS/P.Ravikumar

A view shows the Pont de la Concorde bridge, the Grande Roue de Paris (Ferris Wheel) and the flooded banks of the River Seine after days of almost non-stop rain caused flooding in the country in Paris, France January 27, 2018. Picture taken January 27, 2018. REUTERS/Gonzalo Fuentes

A view shows the Pont des Invalides bridge the grande Roue de Paris along the flooded banks of the River Seine after days of almost non-stop rain caused flooding in the country in Paris, France January 27, 2018. Picture taken January 27, 2018. REUTERS/Gonzalo Fuentes

People watch one of the rides at the Winterville Christmas fairground on Clapham Common in London, Britain December 3, 2017. REUTERS/Darrin Zammit Lupi

People enjoy one of the rides at the Winterville Christmas fairground on Clapham Common in London, Britain December 3, 2017. REUTERS/Darrin Zammit Lupi

People enjoy one of the rides at the Winterville Christmas fairground on Clapham Common in London, Britain December 3, 2017. REUTERS/Darrin Zammit Lupi

People enjoy one of the rides at the Winterville Christmas fairground on Clapham Common in London, Britain December 3, 2017. REUTERS/Darrin Zammit Lupi

People enjoy one of the rides at the Winterville Christmas fairground on Clapham Common in London, Britain December 3, 2017. REUTERS/Darrin Zammit Lupi

People enjoy one of the rides at the Winterville Christmas fairground on Clapham Common in London, Britain December 3, 2017. REUTERS/Darrin Zammit Lupi

People enjoy one of the rides at the Winterville Christmas fairground on Clapham Common in London, Britain December 3, 2017. REUTERS/Darrin Zammit Lupi

People take a fairground ride during the Eid al-Fitr holiday in Rawalpindi, Pakistan June 27, 2017. REUTERS/Faisal Mahmood TPX IMAGES OF THE DAY

People take a fairground ride during the Eid al-Fitr holiday in Rawalpindi, Pakistan June 27, 2017. REUTERS/Faisal Mahmood

People take a fairground ride during the Eid al-Fitr holiday in Rawalpindi, Pakistan June 27, 2017. REUTERS/Faisal Mahmood

People take a fairground ride during the Eid al-Fitr holiday in Rawalpindi, Pakistan June 27, 2017. REUTERS/Faisal Mahmood

Isle Of Wight, Festival - Isle of Wight, Britain - 10/06/2017 - General view of fairground rides as the sun sets during the Isle Of Wight festival in Seaclose Park. REUTERS/Tom Jacobs

Isle Of Wight, Festival - Isle of Wight, Britain - 10/06/2017 - General view of a fairground ride during the Isle Of Wight festival in Seaclose Park. REUTERS/Tom Jacobs

Isle Of Wight, Festival - Isle of Wight, Britain - 9/06/2017 - General view of a flag with a love heart and a fairground ride during the Isle Of Wight festival in Seaclose Park. REUTERS/Tom Jacobs

Isle Of Wight, Festival - Isle of Wight, Britain - 9/06/2017 - General view of a flag with a love heart and a fairground ride during the Isle Of Wight festival in Seaclose Park. REUTERS/Tom Jacobs

Isle Of Wight, Festival - Isle of Wight, Britain - 08/06/2017 - Revellers on a fairground ride during the Isle Of Wight festival in Seaclose Park. REUTERS/Tom Jacobs